240040840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{35509}}^1$

素因数の和:35546

約数の個数: 48

約数和(自身を含む): 584849700

約数和(自身を除く): 344808860

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, 6760, 35509, 71018, 142036, 177545, 284072, 355090, 461617, 710180, 923234, 1420360, 1846468, 2308085, 3692936, 4616170, 6001021, 9232340, 12002042, 18464680, 24004084, 30005105, 48008168, 60010210, 120020420, 240040840]

約数ペア:

[(1, 240040840), (2, 120020420), (4, 60010210), (5, 48008168), (8, 30005105), (10, 24004084), (13, 18464680), (20, 12002042), (26, 9232340), (40, 6001021), (52, 4616170), (65, 3692936), (104, 2308085), (130, 1846468), (169, 1420360), (260, 923234), (338, 710180), (520, 461617), (676, 355090), (845, 284072), (1352, 177545), (1690, 142036), (3380, 71018), (6760, 35509)]