40894490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44939}}^1$

素因数の和:44966

約数の個数: 32

約数和(自身を含む): 90599040

約数和(自身を除く): 49704550

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 44939, 89878, 224695, 314573, 449390, 584207, 629146, 1168414, 1572865, 2921035, 3145730, 4089449, 5842070, 8178898, 20447245, 40894490]

約数ペア:

[(1, 40894490), (2, 20447245), (5, 8178898), (7, 5842070), (10, 4089449), (13, 3145730), (14, 2921035), (26, 1572865), (35, 1168414), (65, 629146), (70, 584207), (91, 449390), (130, 314573), (182, 224695), (455, 89878), (910, 44939)]