12542920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24121}}^1$

素因数の和:24145

約数の個数: 32

約数和(自身を含む): 30393720

約数和(自身を除く): 17850800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24121, 48242, 96484, 120605, 192968, 241210, 313573, 482420, 627146, 964840, 1254292, 1567865, 2508584, 3135730, 6271460, 12542920]

約数ペア:

[(1, 12542920), (2, 6271460), (4, 3135730), (5, 2508584), (8, 1567865), (10, 1254292), (13, 964840), (20, 627146), (26, 482420), (40, 313573), (52, 241210), (65, 192968), (104, 120605), (130, 96484), (260, 48242), (520, 24121)]