2021470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 4478976

約数和(自身を除く): 2457506

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 34, 46, 47, 55, 85, 94, 110, 115, 170, 187, 230, 235, 253, 374, 391, 470, 506, 517, 782, 799, 935, 1034, 1081, 1265, 1598, 1870, 1955, 2162, 2530, 2585, 3910, 3995, 4301, 5170, 5405, 7990, 8602, 8789, 10810, 11891, 17578, 18377, 21505, 23782, 36754, 43010, 43945, 59455, 87890, 91885, 118910, 183770, 202147, 404294, 1010735, 2021470]

約数ペア:

[(1, 2021470), (2, 1010735), (5, 404294), (10, 202147), (11, 183770), (17, 118910), (22, 91885), (23, 87890), (34, 59455), (46, 43945), (47, 43010), (55, 36754), (85, 23782), (94, 21505), (110, 18377), (115, 17578), (170, 11891), (187, 10810), (230, 8789), (235, 8602), (253, 7990), (374, 5405), (391, 5170), (470, 4301), (506, 3995), (517, 3910), (782, 2585), (799, 2530), (935, 2162), (1034, 1955), (1081, 1870), (1265, 1598)]