7223620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 15998976

約数和(自身を除く): 8775356

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 191, 244, 305, 310, 382, 610, 620, 764, 955, 1220, 1891, 1910, 3782, 3820, 5921, 7564, 9455, 11651, 11842, 18910, 23302, 23684, 29605, 37820, 46604, 58255, 59210, 116510, 118420, 233020, 361181, 722362, 1444724, 1805905, 3611810, 7223620]

約数ペア:

[(1, 7223620), (2, 3611810), (4, 1805905), (5, 1444724), (10, 722362), (20, 361181), (31, 233020), (61, 118420), (62, 116510), (122, 59210), (124, 58255), (155, 46604), (191, 37820), (244, 29605), (305, 23684), (310, 23302), (382, 18910), (610, 11842), (620, 11651), (764, 9455), (955, 7564), (1220, 5921), (1891, 3820), (1910, 3782)]