2037992080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{821771}}^1$

素因数の和:821815

約数の個数: 40

約数和(自身を含む): 4891186944

約数和(自身を除く): 2853194864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 821771, 1643542, 3287084, 4108855, 6574168, 8217710, 13148336, 16435420, 25474901, 32870840, 50949802, 65741680, 101899604, 127374505, 203799208, 254749010, 407598416, 509498020, 1018996040, 2037992080]

約数ペア:

[(1, 2037992080), (2, 1018996040), (4, 509498020), (5, 407598416), (8, 254749010), (10, 203799208), (16, 127374505), (20, 101899604), (31, 65741680), (40, 50949802), (62, 32870840), (80, 25474901), (124, 16435420), (155, 13148336), (248, 8217710), (310, 6574168), (496, 4108855), (620, 3287084), (1240, 1643542), (2480, 821771)]