1330690687640

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{373789519}}^1$

素因数の和:373789619

約数の個数: 32

約数和(自身を含む): 3027695112000

約数和(自身を除く): 1697004424360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 373789519, 747579038, 1495158076, 1868947595, 2990316152, 3737895190, 7475790380, 14951580760, 33267267191, 66534534382, 133069068764, 166336335955, 266138137528, 332672671910, 665345343820, 1330690687640]

約数ペア:

[(1, 1330690687640), (2, 665345343820), (4, 332672671910), (5, 266138137528), (8, 166336335955), (10, 133069068764), (20, 66534534382), (40, 33267267191), (89, 14951580760), (178, 7475790380), (356, 3737895190), (445, 2990316152), (712, 1868947595), (890, 1495158076), (1780, 747579038), (3560, 373789519)]