200819240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2281}}^1$

素因数の和:2394

約数の個数: 64

約数和(自身を含む): 473195520

約数和(自身を除く): 272376280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 2201, 2281, 2840, 4402, 4562, 8804, 9124, 11005, 11405, 17608, 18248, 22010, 22810, 44020, 45620, 70711, 88040, 91240, 141422, 161951, 282844, 323902, 353555, 565688, 647804, 707110, 809755, 1295608, 1414220, 1619510, 2828440, 3239020, 5020481, 6478040, 10040962, 20081924, 25102405, 40163848, 50204810, 100409620, 200819240]

約数ペア:

[(1, 200819240), (2, 100409620), (4, 50204810), (5, 40163848), (8, 25102405), (10, 20081924), (20, 10040962), (31, 6478040), (40, 5020481), (62, 3239020), (71, 2828440), (124, 1619510), (142, 1414220), (155, 1295608), (248, 809755), (284, 707110), (310, 647804), (355, 565688), (568, 353555), (620, 323902), (710, 282844), (1240, 161951), (1420, 141422), (2201, 91240), (2281, 88040), (2840, 70711), (4402, 45620), (4562, 44020), (8804, 22810), (9124, 22010), (11005, 18248), (11405, 17608)]