4038895720

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{4007}}^1$

素因数の和:4354

約数の個数: 64

約数和(自身を含む): 9211345920

約数和(自身を除く): 5172450200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 223, 226, 446, 452, 565, 892, 904, 1115, 1130, 1784, 2230, 2260, 4007, 4460, 4520, 8014, 8920, 16028, 20035, 25199, 32056, 40070, 50398, 80140, 100796, 125995, 160280, 201592, 251990, 452791, 503980, 893561, 905582, 1007960, 1787122, 1811164, 2263955, 3574244, 3622328, 4467805, 4527910, 7148488, 8935610, 9055820, 17871220, 18111640, 35742440, 100972393, 201944786, 403889572, 504861965, 807779144, 1009723930, 2019447860, 4038895720]

約数ペア:

[(1, 4038895720), (2, 2019447860), (4, 1009723930), (5, 807779144), (8, 504861965), (10, 403889572), (20, 201944786), (40, 100972393), (113, 35742440), (223, 18111640), (226, 17871220), (446, 9055820), (452, 8935610), (565, 7148488), (892, 4527910), (904, 4467805), (1115, 3622328), (1130, 3574244), (1784, 2263955), (2230, 1811164), (2260, 1787122), (4007, 1007960), (4460, 905582), (4520, 893561), (8014, 503980), (8920, 452791), (16028, 251990), (20035, 201592), (25199, 160280), (32056, 125995), (40070, 100796), (50398, 80140)]