1944787390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{3907}}^1$

素因数の和:4481

約数の個数: 64

約数和(自身を含む): 4317433344

約数和(自身を除く): 2372645954

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 547, 910, 1094, 2735, 3829, 3907, 5470, 7111, 7658, 7814, 14222, 19145, 19535, 27349, 35555, 38290, 39070, 49777, 50791, 54698, 71110, 99554, 101582, 136745, 248885, 253955, 273490, 355537, 497770, 507910, 711074, 1777685, 2137129, 3555370, 4274258, 10685645, 14959903, 21371290, 27782677, 29919806, 55565354, 74799515, 138913385, 149599030, 194478739, 277826770, 388957478, 972393695, 1944787390]

約数ペア:

[(1, 1944787390), (2, 972393695), (5, 388957478), (7, 277826770), (10, 194478739), (13, 149599030), (14, 138913385), (26, 74799515), (35, 55565354), (65, 29919806), (70, 27782677), (91, 21371290), (130, 14959903), (182, 10685645), (455, 4274258), (547, 3555370), (910, 2137129), (1094, 1777685), (2735, 711074), (3829, 507910), (3907, 497770), (5470, 355537), (7111, 273490), (7658, 253955), (7814, 248885), (14222, 136745), (19145, 101582), (19535, 99554), (27349, 71110), (35555, 54698), (38290, 50791), (39070, 49777)]