91983640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{328513}}^1$

素因数の和:328531

約数の個数: 32

約数和(自身を含む): 236530080

約数和(自身を除く): 144546440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 328513, 657026, 1314052, 1642565, 2299591, 2628104, 3285130, 4599182, 6570260, 9198364, 11497955, 13140520, 18396728, 22995910, 45991820, 91983640]

約数ペア:

[(1, 91983640), (2, 45991820), (4, 22995910), (5, 18396728), (7, 13140520), (8, 11497955), (10, 9198364), (14, 6570260), (20, 4599182), (28, 3285130), (35, 2628104), (40, 2299591), (56, 1642565), (70, 1314052), (140, 657026), (280, 328513)]