30190420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1399}}^1$

素因数の和:1504

約数の個数: 48

約数和(自身を含む): 69148800

約数和(自身を除く): 38958380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1399, 1660, 2158, 2798, 4316, 5395, 5596, 6995, 10790, 13990, 18187, 21580, 27980, 36374, 72748, 90935, 116117, 181870, 232234, 363740, 464468, 580585, 1161170, 1509521, 2322340, 3019042, 6038084, 7547605, 15095210, 30190420]

約数ペア:

[(1, 30190420), (2, 15095210), (4, 7547605), (5, 6038084), (10, 3019042), (13, 2322340), (20, 1509521), (26, 1161170), (52, 580585), (65, 464468), (83, 363740), (130, 232234), (166, 181870), (260, 116117), (332, 90935), (415, 72748), (830, 36374), (1079, 27980), (1399, 21580), (1660, 18187), (2158, 13990), (2798, 10790), (4316, 6995), (5395, 5596)]