1855127260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{6689}}^1$

素因数の和:6995

約数の個数: 72

約数和(自身を含む): 4548504240

約数和(自身を除く): 2693376980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 283, 490, 566, 980, 1132, 1415, 1981, 2830, 3962, 5660, 6689, 7924, 9905, 13378, 13867, 19810, 26756, 27734, 33445, 39620, 46823, 55468, 66890, 69335, 93646, 133780, 138670, 187292, 234115, 277340, 327761, 468230, 655522, 936460, 1311044, 1638805, 1892987, 3277610, 3785974, 6555220, 7571948, 9464935, 13250909, 18929870, 26501818, 37859740, 53003636, 66254545, 92756363, 132509090, 185512726, 265018180, 371025452, 463781815, 927563630, 1855127260]

約数ペア:

[(1, 1855127260), (2, 927563630), (4, 463781815), (5, 371025452), (7, 265018180), (10, 185512726), (14, 132509090), (20, 92756363), (28, 66254545), (35, 53003636), (49, 37859740), (70, 26501818), (98, 18929870), (140, 13250909), (196, 9464935), (245, 7571948), (283, 6555220), (490, 3785974), (566, 3277610), (980, 1892987), (1132, 1638805), (1415, 1311044), (1981, 936460), (2830, 655522), (3962, 468230), (5660, 327761), (6689, 277340), (7924, 234115), (9905, 187292), (13378, 138670), (13867, 133780), (19810, 93646), (26756, 69335), (27734, 66890), (33445, 55468), (39620, 46823)]