15608840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2309}}^1$

素因数の和:2346

約数の個数: 48

約数和(自身を含む): 38045700

約数和(自身を除く): 22436860

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, 2309, 3380, 4618, 6760, 9236, 11545, 18472, 23090, 30017, 46180, 60034, 92360, 120068, 150085, 240136, 300170, 390221, 600340, 780442, 1200680, 1560884, 1951105, 3121768, 3902210, 7804420, 15608840]

約数ペア:

[(1, 15608840), (2, 7804420), (4, 3902210), (5, 3121768), (8, 1951105), (10, 1560884), (13, 1200680), (20, 780442), (26, 600340), (40, 390221), (52, 300170), (65, 240136), (104, 150085), (130, 120068), (169, 92360), (260, 60034), (338, 46180), (520, 30017), (676, 23090), (845, 18472), (1352, 11545), (1690, 9236), (2309, 6760), (3380, 4618)]