1959997060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{105263}}^1$

素因数の和:105305

約数の個数: 72

約数和(自身を含む): 5040040320

約数和(自身を除く): 3080043260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 105263, 210526, 421052, 526315, 736841, 1052630, 1473682, 1999997, 2105260, 2947364, 3684205, 3999994, 5157887, 7368410, 7999988, 9999985, 10315774, 13999979, 14736820, 19999970, 20631548, 25789435, 27999958, 39999940, 51578870, 55999916, 69999895, 97999853, 103157740, 139999790, 195999706, 279999580, 391999412, 489999265, 979998530, 1959997060]

約数ペア:

[(1, 1959997060), (2, 979998530), (4, 489999265), (5, 391999412), (7, 279999580), (10, 195999706), (14, 139999790), (19, 103157740), (20, 97999853), (28, 69999895), (35, 55999916), (38, 51578870), (49, 39999940), (70, 27999958), (76, 25789435), (95, 20631548), (98, 19999970), (133, 14736820), (140, 13999979), (190, 10315774), (196, 9999985), (245, 7999988), (266, 7368410), (380, 5157887), (490, 3999994), (532, 3684205), (665, 2947364), (931, 2105260), (980, 1999997), (1330, 1473682), (1862, 1052630), (2660, 736841), (3724, 526315), (4655, 421052), (9310, 210526), (18620, 105263)]