29489990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{379}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 55157760

約数和(自身を除く): 25667770

約数列:

[1, 2, 5, 10, 31, 62, 155, 251, 310, 379, 502, 758, 1255, 1895, 2510, 3790, 7781, 11749, 15562, 23498, 38905, 58745, 77810, 95129, 117490, 190258, 475645, 951290, 2948999, 5897998, 14744995, 29489990]

約数ペア:

[(1, 29489990), (2, 14744995), (5, 5897998), (10, 2948999), (31, 951290), (62, 475645), (155, 190258), (251, 117490), (310, 95129), (379, 77810), (502, 58745), (758, 38905), (1255, 23498), (1895, 15562), (2510, 11749), (3790, 7781)]