12298940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 27095040

約数和(自身を除く): 14796100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 239, 310, 332, 415, 478, 620, 830, 956, 1195, 1660, 2390, 2573, 4780, 5146, 7409, 10292, 12865, 14818, 19837, 25730, 29636, 37045, 39674, 51460, 74090, 79348, 99185, 148180, 198370, 396740, 614947, 1229894, 2459788, 3074735, 6149470, 12298940]

約数ペア:

[(1, 12298940), (2, 6149470), (4, 3074735), (5, 2459788), (10, 1229894), (20, 614947), (31, 396740), (62, 198370), (83, 148180), (124, 99185), (155, 79348), (166, 74090), (239, 51460), (310, 39674), (332, 37045), (415, 29636), (478, 25730), (620, 19837), (830, 14818), (956, 12865), (1195, 10292), (1660, 7409), (2390, 5146), (2573, 4780)]