2680456660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{1663}}^1$

素因数の和:2105

約数の個数: 96

約数和(自身を含む): 6675701760

約数和(自身を除く): 3995245100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 397, 406, 580, 794, 812, 1015, 1588, 1663, 1985, 2030, 2779, 3326, 3970, 4060, 5558, 6652, 7940, 8315, 11116, 11513, 11641, 13895, 16630, 23026, 23282, 27790, 33260, 46052, 46564, 48227, 55580, 57565, 58205, 80591, 96454, 115130, 116410, 161182, 192908, 230260, 232820, 241135, 322364, 337589, 402955, 482270, 660211, 675178, 805910, 964540, 1320422, 1350356, 1611820, 1687945, 2640844, 3301055, 3375890, 4621477, 6602110, 6751780, 9242954, 13204220, 18485908, 19146119, 23107385, 38292238, 46214770, 76584476, 92429540, 95730595, 134022833, 191461190, 268045666, 382922380, 536091332, 670114165, 1340228330, 2680456660]

約数ペア:

[(1, 2680456660), (2, 1340228330), (4, 670114165), (5, 536091332), (7, 382922380), (10, 268045666), (14, 191461190), (20, 134022833), (28, 95730595), (29, 92429540), (35, 76584476), (58, 46214770), (70, 38292238), (116, 23107385), (140, 19146119), (145, 18485908), (203, 13204220), (290, 9242954), (397, 6751780), (406, 6602110), (580, 4621477), (794, 3375890), (812, 3301055), (1015, 2640844), (1588, 1687945), (1663, 1611820), (1985, 1350356), (2030, 1320422), (2779, 964540), (3326, 805910), (3970, 675178), (4060, 660211), (5558, 482270), (6652, 402955), (7940, 337589), (8315, 322364), (11116, 241135), (11513, 232820), (11641, 230260), (13895, 192908), (16630, 161182), (23026, 116410), (23282, 115130), (27790, 96454), (33260, 80591), (46052, 58205), (46564, 57565), (48227, 55580)]