23421320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 57622320

約数和(自身を除く): 34201000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 617, 730, 949, 1234, 1460, 1898, 2468, 2920, 3085, 3796, 4745, 4936, 6170, 7592, 8021, 9490, 12340, 16042, 18980, 24680, 32084, 37960, 40105, 45041, 64168, 80210, 90082, 160420, 180164, 225205, 320840, 360328, 450410, 585533, 900820, 1171066, 1801640, 2342132, 2927665, 4684264, 5855330, 11710660, 23421320]

約数ペア:

[(1, 23421320), (2, 11710660), (4, 5855330), (5, 4684264), (8, 2927665), (10, 2342132), (13, 1801640), (20, 1171066), (26, 900820), (40, 585533), (52, 450410), (65, 360328), (73, 320840), (104, 225205), (130, 180164), (146, 160420), (260, 90082), (292, 80210), (365, 64168), (520, 45041), (584, 40105), (617, 37960), (730, 32084), (949, 24680), (1234, 18980), (1460, 16042), (1898, 12340), (2468, 9490), (2920, 8021), (3085, 7592), (3796, 6170), (4745, 4936)]