2682940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 6435072

約数和(自身を除く): 3752132

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 607, 884, 1105, 1214, 2210, 2428, 3035, 4420, 6070, 7891, 10319, 12140, 15782, 20638, 31564, 39455, 41276, 51595, 78910, 103190, 134147, 157820, 206380, 268294, 536588, 670735, 1341470, 2682940]

約数ペア:

[(1, 2682940), (2, 1341470), (4, 670735), (5, 536588), (10, 268294), (13, 206380), (17, 157820), (20, 134147), (26, 103190), (34, 78910), (52, 51595), (65, 41276), (68, 39455), (85, 31564), (130, 20638), (170, 15782), (221, 12140), (260, 10319), (340, 7891), (442, 6070), (607, 4420), (884, 3035), (1105, 2428), (1214, 2210)]