847907580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087061}}^1$

素因数の和:1087086

約数の個数: 48

約数和(自身を含む): 2556769824

約数和(自身を除く): 1708862244

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, 1087061, 2174122, 3261183, 4348244, 5435305, 6522366, 10870610, 13044732, 14131793, 16305915, 21741220, 28263586, 32611830, 42395379, 56527172, 65223660, 70658965, 84790758, 141317930, 169581516, 211976895, 282635860, 423953790, 847907580]

約数ペア:

[(1, 847907580), (2, 423953790), (3, 282635860), (4, 211976895), (5, 169581516), (6, 141317930), (10, 84790758), (12, 70658965), (13, 65223660), (15, 56527172), (20, 42395379), (26, 32611830), (30, 28263586), (39, 21741220), (52, 16305915), (60, 14131793), (65, 13044732), (78, 10870610), (130, 6522366), (156, 5435305), (195, 4348244), (260, 3261183), (390, 2174122), (780, 1087061)]