12975440

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{673}}^1$

素因数の和:927

約数の個数: 40

約数和(自身を含む): 30338088

約数和(自身を除く): 17362648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 673, 964, 1205, 1346, 1928, 2410, 2692, 3365, 3856, 4820, 5384, 6730, 9640, 10768, 13460, 19280, 26920, 53840, 162193, 324386, 648772, 810965, 1297544, 1621930, 2595088, 3243860, 6487720, 12975440]

約数ペア:

[(1, 12975440), (2, 6487720), (4, 3243860), (5, 2595088), (8, 1621930), (10, 1297544), (16, 810965), (20, 648772), (40, 324386), (80, 162193), (241, 53840), (482, 26920), (673, 19280), (964, 13460), (1205, 10768), (1346, 9640), (1928, 6730), (2410, 5384), (2692, 4820), (3365, 3856)]