8467340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 20987904

約数和(自身を除く): 12520564

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, 1951, 2170, 3902, 4340, 7804, 9755, 13657, 19510, 27314, 39020, 54628, 60481, 68285, 120962, 136570, 241924, 273140, 302405, 423367, 604810, 846734, 1209620, 1693468, 2116835, 4233670, 8467340]

約数ペア:

[(1, 8467340), (2, 4233670), (4, 2116835), (5, 1693468), (7, 1209620), (10, 846734), (14, 604810), (20, 423367), (28, 302405), (31, 273140), (35, 241924), (62, 136570), (70, 120962), (124, 68285), (140, 60481), (155, 54628), (217, 39020), (310, 27314), (434, 19510), (620, 13657), (868, 9755), (1085, 7804), (1951, 4340), (2170, 3902)]