18805020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24109}}^1$

素因数の和:24134

約数の個数: 48

約数和(自身を含む): 56706720

約数和(自身を除く): 37901700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24109, 48218, 72327, 96436, 120545, 144654, 241090, 289308, 313417, 361635, 482180, 626834, 723270, 940251, 1253668, 1446540, 1567085, 1880502, 3134170, 3761004, 4701255, 6268340, 9402510, 18805020]

約数ペア:

[(1, 18805020), (2, 9402510), (3, 6268340), (4, 4701255), (5, 3761004), (6, 3134170), (10, 1880502), (12, 1567085), (13, 1446540), (15, 1253668), (20, 940251), (26, 723270), (30, 626834), (39, 482180), (52, 361635), (60, 313417), (65, 289308), (78, 241090), (130, 144654), (156, 120545), (195, 96436), (260, 72327), (390, 48218), (780, 24109)]