40214720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1418

約数の個数: 112

約数和(自身を含む): 117945408

約数和(自身を除く): 77730688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1381, 1456, 1820, 2080, 2240, 2762, 2912, 3640, 4160, 5524, 5824, 6905, 7280, 9667, 11048, 13810, 14560, 17953, 19334, 22096, 27620, 29120, 35906, 38668, 44192, 48335, 55240, 71812, 77336, 88384, 89765, 96670, 110480, 125671, 143624, 154672, 179530, 193340, 220960, 251342, 287248, 309344, 359060, 386680, 441920, 502684, 574496, 618688, 628355, 718120, 773360, 1005368, 1148992, 1256710, 1436240, 1546720, 2010736, 2513420, 2872480, 3093440, 4021472, 5026840, 5744960, 8042944, 10053680, 20107360, 40214720]

約数ペア:

[(1, 40214720), (2, 20107360), (4, 10053680), (5, 8042944), (7, 5744960), (8, 5026840), (10, 4021472), (13, 3093440), (14, 2872480), (16, 2513420), (20, 2010736), (26, 1546720), (28, 1436240), (32, 1256710), (35, 1148992), (40, 1005368), (52, 773360), (56, 718120), (64, 628355), (65, 618688), (70, 574496), (80, 502684), (91, 441920), (104, 386680), (112, 359060), (130, 309344), (140, 287248), (160, 251342), (182, 220960), (208, 193340), (224, 179530), (260, 154672), (280, 143624), (320, 125671), (364, 110480), (416, 96670), (448, 89765), (455, 88384), (520, 77336), (560, 71812), (728, 55240), (832, 48335), (910, 44192), (1040, 38668), (1120, 35906), (1381, 29120), (1456, 27620), (1820, 22096), (2080, 19334), (2240, 17953), (2762, 14560), (2912, 13810), (3640, 11048), (4160, 9667), (5524, 7280), (5824, 6905)]