20677013760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{414203}}^1$

素因数の和:414240

約数の個数: 144

約数和(自身を含む): 71117169984

約数和(自身を除く): 50440156224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 16640, 24960, 49920, 414203, 828406, 1242609, 1656812, 2071015, 2485218, 3313624, 4142030, 4970436, 5384639, 6213045, 6627248, 8284060, 9940872, 10769278, 12426090, 13254496, 16153917, 16568120, 19881744, 21538556, 24852180, 26508992, 26923195, 32307834, 33136240, 39763488, 43077112, 49704360, 53017984, 53846390, 64615668, 66272480, 79526976, 80769585, 86154224, 99408720, 106035968, 107692780, 129231336, 132544960, 159053952, 161539170, 172308448, 198817440, 215385560, 258462672, 265089920, 318107904, 323078340, 344616896, 397634880, 430771120, 516925344, 530179840, 646156680, 689233792, 795269760, 861542240, 1033850688, 1292313360, 1378467584, 1590539520, 1723084480, 2067701376, 2584626720, 3446168960, 4135402752, 5169253440, 6892337920, 10338506880, 20677013760]

約数ペア:

[(1, 20677013760), (2, 10338506880), (3, 6892337920), (4, 5169253440), (5, 4135402752), (6, 3446168960), (8, 2584626720), (10, 2067701376), (12, 1723084480), (13, 1590539520), (15, 1378467584), (16, 1292313360), (20, 1033850688), (24, 861542240), (26, 795269760), (30, 689233792), (32, 646156680), (39, 530179840), (40, 516925344), (48, 430771120), (52, 397634880), (60, 344616896), (64, 323078340), (65, 318107904), (78, 265089920), (80, 258462672), (96, 215385560), (104, 198817440), (120, 172308448), (128, 161539170), (130, 159053952), (156, 132544960), (160, 129231336), (192, 107692780), (195, 106035968), (208, 99408720), (240, 86154224), (256, 80769585), (260, 79526976), (312, 66272480), (320, 64615668), (384, 53846390), (390, 53017984), (416, 49704360), (480, 43077112), (520, 39763488), (624, 33136240), (640, 32307834), (768, 26923195), (780, 26508992), (832, 24852180), (960, 21538556), (1040, 19881744), (1248, 16568120), (1280, 16153917), (1560, 13254496), (1664, 12426090), (1920, 10769278), (2080, 9940872), (2496, 8284060), (3120, 6627248), (3328, 6213045), (3840, 5384639), (4160, 4970436), (4992, 4142030), (6240, 3313624), (8320, 2485218), (9984, 2071015), (12480, 1656812), (16640, 1242609), (24960, 828406), (49920, 414203)]