1640464

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 3694208

約数和(自身を除く): 2053744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 151, 194, 302, 388, 604, 679, 776, 1057, 1208, 1358, 1552, 2114, 2416, 2716, 4228, 5432, 8456, 10864, 14647, 16912, 29294, 58588, 102529, 117176, 205058, 234352, 410116, 820232, 1640464]

約数ペア:

[(1, 1640464), (2, 820232), (4, 410116), (7, 234352), (8, 205058), (14, 117176), (16, 102529), (28, 58588), (56, 29294), (97, 16912), (112, 14647), (151, 10864), (194, 8456), (302, 5432), (388, 4228), (604, 2716), (679, 2416), (776, 2114), (1057, 1552), (1208, 1358)]