12839840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6173}}^1$

素因数の和:6201

約数の個数: 48

約数和(自身を含む): 32672808

約数和(自身を除く): 19832968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6173, 12346, 24692, 30865, 49384, 61730, 80249, 98768, 123460, 160498, 197536, 246920, 320996, 401245, 493840, 641992, 802490, 987680, 1283984, 1604980, 2567968, 3209960, 6419920, 12839840]

約数ペア:

[(1, 12839840), (2, 6419920), (4, 3209960), (5, 2567968), (8, 1604980), (10, 1283984), (13, 987680), (16, 802490), (20, 641992), (26, 493840), (32, 401245), (40, 320996), (52, 246920), (65, 197536), (80, 160498), (104, 123460), (130, 98768), (160, 80249), (208, 61730), (260, 49384), (416, 30865), (520, 24692), (1040, 12346), (2080, 6173)]