30872920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4567}}^1$

素因数の和:4604

約数の個数: 48

約数和(自身を含む): 75234960

約数和(自身を除く): 44362040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4567, 6760, 9134, 18268, 22835, 36536, 45670, 59371, 91340, 118742, 182680, 237484, 296855, 474968, 593710, 771823, 1187420, 1543646, 2374840, 3087292, 3859115, 6174584, 7718230, 15436460, 30872920]

約数ペア:

[(1, 30872920), (2, 15436460), (4, 7718230), (5, 6174584), (8, 3859115), (10, 3087292), (13, 2374840), (20, 1543646), (26, 1187420), (40, 771823), (52, 593710), (65, 474968), (104, 296855), (130, 237484), (169, 182680), (260, 118742), (338, 91340), (520, 59371), (676, 45670), (845, 36536), (1352, 22835), (1690, 18268), (3380, 9134), (4567, 6760)]