21925492040

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{409}}^1\times {\mathrm{3593}}^1$

素因数の和:4386

約数の個数: 64

約数和(自身を含む): 49599356400

約数和(自身を除く): 27673864360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 409, 746, 818, 1492, 1636, 1865, 2045, 2984, 3272, 3593, 3730, 4090, 7186, 7460, 8180, 14372, 14920, 16360, 17965, 28744, 35930, 71860, 143720, 152557, 305114, 610228, 762785, 1220456, 1340189, 1469537, 1525570, 2680378, 2939074, 3051140, 5360756, 5878148, 6102280, 6700945, 7347685, 10721512, 11756296, 13401890, 14695370, 26803780, 29390740, 53607560, 58781480, 548137301, 1096274602, 2192549204, 2740686505, 4385098408, 5481373010, 10962746020, 21925492040]

約数ペア:

[(1, 21925492040), (2, 10962746020), (4, 5481373010), (5, 4385098408), (8, 2740686505), (10, 2192549204), (20, 1096274602), (40, 548137301), (373, 58781480), (409, 53607560), (746, 29390740), (818, 26803780), (1492, 14695370), (1636, 13401890), (1865, 11756296), (2045, 10721512), (2984, 7347685), (3272, 6700945), (3593, 6102280), (3730, 5878148), (4090, 5360756), (7186, 3051140), (7460, 2939074), (8180, 2680378), (14372, 1525570), (14920, 1469537), (16360, 1340189), (17965, 1220456), (28744, 762785), (35930, 610228), (71860, 305114), (143720, 152557)]