20374320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3691}}^1$

素因数の和:3730

約数の個数: 80

約数和(自身を含む): 65924352

約数和(自身を除く): 45550032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3691, 5520, 7382, 11073, 14764, 18455, 22146, 29528, 36910, 44292, 55365, 59056, 73820, 84893, 88584, 110730, 147640, 169786, 177168, 221460, 254679, 295280, 339572, 424465, 442920, 509358, 679144, 848930, 885840, 1018716, 1273395, 1358288, 1697860, 2037432, 2546790, 3395720, 4074864, 5093580, 6791440, 10187160, 20374320]

約数ペア:

[(1, 20374320), (2, 10187160), (3, 6791440), (4, 5093580), (5, 4074864), (6, 3395720), (8, 2546790), (10, 2037432), (12, 1697860), (15, 1358288), (16, 1273395), (20, 1018716), (23, 885840), (24, 848930), (30, 679144), (40, 509358), (46, 442920), (48, 424465), (60, 339572), (69, 295280), (80, 254679), (92, 221460), (115, 177168), (120, 169786), (138, 147640), (184, 110730), (230, 88584), (240, 84893), (276, 73820), (345, 59056), (368, 55365), (460, 44292), (552, 36910), (690, 29528), (920, 22146), (1104, 18455), (1380, 14764), (1840, 11073), (2760, 7382), (3691, 5520)]