22998440

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1171}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 51896160

約数和(自身を除く): 28897720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1171, 1964, 2342, 2455, 3928, 4684, 4910, 5855, 9368, 9820, 11710, 19640, 23420, 46840, 574961, 1149922, 2299844, 2874805, 4599688, 5749610, 11499220, 22998440]

約数ペア:

[(1, 22998440), (2, 11499220), (4, 5749610), (5, 4599688), (8, 2874805), (10, 2299844), (20, 1149922), (40, 574961), (491, 46840), (982, 23420), (1171, 19640), (1964, 11710), (2342, 9820), (2455, 9368), (3928, 5855), (4684, 4910)]