288204620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18451}}^1$

素因数の和:18542

約数の個数: 48

約数和(自身を含む): 669586176

約数和(自身を除く): 381381556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 15620, 18451, 36902, 73804, 92255, 184510, 202961, 369020, 405922, 811844, 1014805, 1310021, 2029610, 2620042, 4059220, 5240084, 6550105, 13100210, 14410231, 26200420, 28820462, 57640924, 72051155, 144102310, 288204620]

約数ペア:

[(1, 288204620), (2, 144102310), (4, 72051155), (5, 57640924), (10, 28820462), (11, 26200420), (20, 14410231), (22, 13100210), (44, 6550105), (55, 5240084), (71, 4059220), (110, 2620042), (142, 2029610), (220, 1310021), (284, 1014805), (355, 811844), (710, 405922), (781, 369020), (1420, 202961), (1562, 184510), (3124, 92255), (3905, 73804), (7810, 36902), (15620, 18451)]