201229240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{82471}}^1$

素因数の和:82543

約数の個数: 32

約数和(自身を含む): 460193760

約数和(自身を除く): 258964520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 82471, 164942, 329884, 412355, 659768, 824710, 1649420, 3298840, 5030731, 10061462, 20122924, 25153655, 40245848, 50307310, 100614620, 201229240]

約数ペア:

[(1, 201229240), (2, 100614620), (4, 50307310), (5, 40245848), (8, 25153655), (10, 20122924), (20, 10061462), (40, 5030731), (61, 3298840), (122, 1649420), (244, 824710), (305, 659768), (488, 412355), (610, 329884), (1220, 164942), (2440, 82471)]