8147420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 18724608

約数和(自身を除く): 10577188

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 773, 1054, 1546, 2108, 2635, 3092, 3865, 5270, 7730, 10540, 13141, 15460, 23963, 26282, 47926, 52564, 65705, 95852, 119815, 131410, 239630, 262820, 407371, 479260, 814742, 1629484, 2036855, 4073710, 8147420]

約数ペア:

[(1, 8147420), (2, 4073710), (4, 2036855), (5, 1629484), (10, 814742), (17, 479260), (20, 407371), (31, 262820), (34, 239630), (62, 131410), (68, 119815), (85, 95852), (124, 65705), (155, 52564), (170, 47926), (310, 26282), (340, 23963), (527, 15460), (620, 13141), (773, 10540), (1054, 7730), (1546, 5270), (2108, 3865), (2635, 3092)]