1423778860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139313}}^1$

素因数の和:139402

約数の個数: 48

約数和(自身を含む): 3463903296

約数和(自身を除く): 2040124436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 139313, 278626, 557252, 696565, 975191, 1393130, 1950382, 2786260, 3900764, 4875955, 9751910, 10169849, 19503820, 20339698, 40679396, 50849245, 71188943, 101698490, 142377886, 203396980, 284755772, 355944715, 711889430, 1423778860]

約数ペア:

[(1, 1423778860), (2, 711889430), (4, 355944715), (5, 284755772), (7, 203396980), (10, 142377886), (14, 101698490), (20, 71188943), (28, 50849245), (35, 40679396), (70, 20339698), (73, 19503820), (140, 10169849), (146, 9751910), (292, 4875955), (365, 3900764), (511, 2786260), (730, 1950382), (1022, 1393130), (1460, 975191), (2044, 696565), (2555, 557252), (5110, 278626), (10220, 139313)]