127643740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29411}}^1$

素因数の和:29458

約数の個数: 48

約数和(自身を含む): 316237824

約数和(自身を除く): 188594084

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, 29411, 58822, 117644, 147055, 205877, 294110, 411754, 588220, 823508, 911741, 1029385, 1823482, 2058770, 3646964, 4117540, 4558705, 6382187, 9117410, 12764374, 18234820, 25528748, 31910935, 63821870, 127643740]

約数ペア:

[(1, 127643740), (2, 63821870), (4, 31910935), (5, 25528748), (7, 18234820), (10, 12764374), (14, 9117410), (20, 6382187), (28, 4558705), (31, 4117540), (35, 3646964), (62, 2058770), (70, 1823482), (124, 1029385), (140, 911741), (155, 823508), (217, 588220), (310, 411754), (434, 294110), (620, 205877), (868, 147055), (1085, 117644), (2170, 58822), (4340, 29411)]