20063680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 168

約数和(自身を含む): 60240672

約数和(自身を除く): 40176992

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 53, 56, 64, 65, 70, 80, 91, 104, 106, 112, 130, 140, 160, 169, 182, 208, 212, 224, 260, 265, 280, 320, 338, 364, 371, 416, 424, 448, 455, 520, 530, 560, 676, 689, 728, 742, 832, 845, 848, 910, 1040, 1060, 1120, 1183, 1352, 1378, 1456, 1484, 1690, 1696, 1820, 1855, 2080, 2120, 2240, 2366, 2704, 2756, 2912, 2968, 3380, 3392, 3445, 3640, 3710, 4160, 4240, 4732, 4823, 5408, 5512, 5824, 5915, 5936, 6760, 6890, 7280, 7420, 8480, 8957, 9464, 9646, 10816, 11024, 11830, 11872, 13520, 13780, 14560, 14840, 16960, 17914, 18928, 19292, 22048, 23660, 23744, 24115, 27040, 27560, 29120, 29680, 35828, 37856, 38584, 44096, 44785, 47320, 48230, 54080, 55120, 59360, 62699, 71656, 75712, 77168, 89570, 94640, 96460, 110240, 118720, 125398, 143312, 154336, 179140, 189280, 192920, 220480, 250796, 286624, 308672, 313495, 358280, 378560, 385840, 501592, 573248, 626990, 716560, 771680, 1003184, 1253980, 1433120, 1543360, 2006368, 2507960, 2866240, 4012736, 5015920, 10031840, 20063680]

約数ペア:

[(1, 20063680), (2, 10031840), (4, 5015920), (5, 4012736), (7, 2866240), (8, 2507960), (10, 2006368), (13, 1543360), (14, 1433120), (16, 1253980), (20, 1003184), (26, 771680), (28, 716560), (32, 626990), (35, 573248), (40, 501592), (52, 385840), (53, 378560), (56, 358280), (64, 313495), (65, 308672), (70, 286624), (80, 250796), (91, 220480), (104, 192920), (106, 189280), (112, 179140), (130, 154336), (140, 143312), (160, 125398), (169, 118720), (182, 110240), (208, 96460), (212, 94640), (224, 89570), (260, 77168), (265, 75712), (280, 71656), (320, 62699), (338, 59360), (364, 55120), (371, 54080), (416, 48230), (424, 47320), (448, 44785), (455, 44096), (520, 38584), (530, 37856), (560, 35828), (676, 29680), (689, 29120), (728, 27560), (742, 27040), (832, 24115), (845, 23744), (848, 23660), (910, 22048), (1040, 19292), (1060, 18928), (1120, 17914), (1183, 16960), (1352, 14840), (1378, 14560), (1456, 13780), (1484, 13520), (1690, 11872), (1696, 11830), (1820, 11024), (1855, 10816), (2080, 9646), (2120, 9464), (2240, 8957), (2366, 8480), (2704, 7420), (2756, 7280), (2912, 6890), (2968, 6760), (3380, 5936), (3392, 5915), (3445, 5824), (3640, 5512), (3710, 5408), (4160, 4823), (4240, 4732)]