1613980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 3701376

約数和(自身を除く): 2087396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 101, 170, 188, 202, 235, 340, 404, 470, 505, 799, 940, 1010, 1598, 1717, 2020, 3196, 3434, 3995, 4747, 6868, 7990, 8585, 9494, 15980, 17170, 18988, 23735, 34340, 47470, 80699, 94940, 161398, 322796, 403495, 806990, 1613980]

約数ペア:

[(1, 1613980), (2, 806990), (4, 403495), (5, 322796), (10, 161398), (17, 94940), (20, 80699), (34, 47470), (47, 34340), (68, 23735), (85, 18988), (94, 17170), (101, 15980), (170, 9494), (188, 8585), (202, 7990), (235, 6868), (340, 4747), (404, 3995), (470, 3434), (505, 3196), (799, 2020), (940, 1717), (1010, 1598)]