20146979370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{127747}}^1$

素因数の和:128515

約数の個数: 64

約数和(自身を含む): 55334301696

約数和(自身を除く): 35187322326

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 751, 1502, 2253, 3755, 4506, 5257, 7510, 10514, 11265, 15771, 22530, 26285, 31542, 52570, 78855, 127747, 157710, 255494, 383241, 638735, 766482, 894229, 1277470, 1788458, 1916205, 2682687, 3832410, 4471145, 5365374, 8942290, 13413435, 26826870, 95937997, 191875994, 287813991, 479689985, 575627982, 671565979, 959379970, 1343131958, 1439069955, 2014697937, 2878139910, 3357829895, 4029395874, 6715659790, 10073489685, 20146979370]

約数ペア:

[(1, 20146979370), (2, 10073489685), (3, 6715659790), (5, 4029395874), (6, 3357829895), (7, 2878139910), (10, 2014697937), (14, 1439069955), (15, 1343131958), (21, 959379970), (30, 671565979), (35, 575627982), (42, 479689985), (70, 287813991), (105, 191875994), (210, 95937997), (751, 26826870), (1502, 13413435), (2253, 8942290), (3755, 5365374), (4506, 4471145), (5257, 3832410), (7510, 2682687), (10514, 1916205), (11265, 1788458), (15771, 1277470), (22530, 894229), (26285, 766482), (31542, 638735), (52570, 383241), (78855, 255494), (127747, 157710)]