38445420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2143}}^1$

素因数の和:2191

約数の個数: 96

約数和(自身を含む): 121024512

約数和(自身を除く): 82579092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2143, 2990, 3588, 4286, 4485, 5980, 6429, 8572, 8970, 10715, 12858, 17940, 21430, 25716, 27859, 32145, 42860, 49289, 55718, 64290, 83577, 98578, 111436, 128580, 139295, 147867, 167154, 197156, 246445, 278590, 295734, 334308, 417885, 492890, 557180, 591468, 640757, 739335, 835770, 985780, 1281514, 1478670, 1671540, 1922271, 2563028, 2957340, 3203785, 3844542, 6407570, 7689084, 9611355, 12815140, 19222710, 38445420]

約数ペア:

[(1, 38445420), (2, 19222710), (3, 12815140), (4, 9611355), (5, 7689084), (6, 6407570), (10, 3844542), (12, 3203785), (13, 2957340), (15, 2563028), (20, 1922271), (23, 1671540), (26, 1478670), (30, 1281514), (39, 985780), (46, 835770), (52, 739335), (60, 640757), (65, 591468), (69, 557180), (78, 492890), (92, 417885), (115, 334308), (130, 295734), (138, 278590), (156, 246445), (195, 197156), (230, 167154), (260, 147867), (276, 139295), (299, 128580), (345, 111436), (390, 98578), (460, 83577), (598, 64290), (690, 55718), (780, 49289), (897, 42860), (1196, 32145), (1380, 27859), (1495, 25716), (1794, 21430), (2143, 17940), (2990, 12858), (3588, 10715), (4286, 8970), (4485, 8572), (5980, 6429)]