20260560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 47235120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 41, 48, 58, 60, 71, 80, 82, 87, 116, 120, 123, 142, 145, 164, 174, 205, 213, 232, 240, 246, 284, 290, 328, 348, 355, 410, 426, 435, 464, 492, 568, 580, 615, 656, 696, 710, 820, 852, 870, 984, 1065, 1136, 1160, 1189, 1230, 1392, 1420, 1640, 1704, 1740, 1968, 2059, 2130, 2320, 2378, 2460, 2840, 2911, 3280, 3408, 3480, 3567, 4118, 4260, 4756, 4920, 5680, 5822, 5945, 6177, 6960, 7134, 8236, 8520, 8733, 9512, 9840, 10295, 11644, 11890, 12354, 14268, 14555, 16472, 17040, 17466, 17835, 19024, 20590, 23288, 23780, 24708, 28536, 29110, 30885, 32944, 34932, 35670, 41180, 43665, 46576, 47560, 49416, 57072, 58220, 61770, 69864, 71340, 82360, 84419, 87330, 95120, 98832, 116440, 123540, 139728, 142680, 164720, 168838, 174660, 232880, 247080, 253257, 285360, 337676, 349320, 422095, 494160, 506514, 675352, 698640, 844190, 1013028, 1266285, 1350704, 1688380, 2026056, 2532570, 3376760, 4052112, 5065140, 6753520, 10130280, 20260560]

約数ペア:

[(1, 20260560), (2, 10130280), (3, 6753520), (4, 5065140), (5, 4052112), (6, 3376760), (8, 2532570), (10, 2026056), (12, 1688380), (15, 1350704), (16, 1266285), (20, 1013028), (24, 844190), (29, 698640), (30, 675352), (40, 506514), (41, 494160), (48, 422095), (58, 349320), (60, 337676), (71, 285360), (80, 253257), (82, 247080), (87, 232880), (116, 174660), (120, 168838), (123, 164720), (142, 142680), (145, 139728), (164, 123540), (174, 116440), (205, 98832), (213, 95120), (232, 87330), (240, 84419), (246, 82360), (284, 71340), (290, 69864), (328, 61770), (348, 58220), (355, 57072), (410, 49416), (426, 47560), (435, 46576), (464, 43665), (492, 41180), (568, 35670), (580, 34932), (615, 32944), (656, 30885), (696, 29110), (710, 28536), (820, 24708), (852, 23780), (870, 23288), (984, 20590), (1065, 19024), (1136, 17835), (1160, 17466), (1189, 17040), (1230, 16472), (1392, 14555), (1420, 14268), (1640, 12354), (1704, 11890), (1740, 11644), (1968, 10295), (2059, 9840), (2130, 9512), (2320, 8733), (2378, 8520), (2460, 8236), (2840, 7134), (2911, 6960), (3280, 6177), (3408, 5945), (3480, 5822), (3567, 5680), (4118, 4920), (4260, 4756)]