1333972780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307367}}^1$

素因数の和:307414

約数の個数: 48

約数和(自身を含む): 3304820736

約数和(自身を除く): 1970847956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 307367, 614734, 1229468, 1536835, 2151569, 3073670, 4303138, 6147340, 8606276, 9528377, 10757845, 19056754, 21515690, 38113508, 43031380, 47641885, 66698639, 95283770, 133397278, 190567540, 266794556, 333493195, 666986390, 1333972780]

約数ペア:

[(1, 1333972780), (2, 666986390), (4, 333493195), (5, 266794556), (7, 190567540), (10, 133397278), (14, 95283770), (20, 66698639), (28, 47641885), (31, 43031380), (35, 38113508), (62, 21515690), (70, 19056754), (124, 10757845), (140, 9528377), (155, 8606276), (217, 6147340), (310, 4303138), (434, 3073670), (620, 2151569), (868, 1536835), (1085, 1229468), (2170, 614734), (4340, 307367)]