63571420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2861}}^1$

素因数の和:2982

約数の個数: 48

約数和(自身を含む): 147129696

約数和(自身を除く): 83558276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 2861, 4444, 5555, 5722, 11110, 11444, 14305, 22220, 28610, 31471, 57220, 62942, 125884, 157355, 288961, 314710, 577922, 629420, 1155844, 1444805, 2889610, 3178571, 5779220, 6357142, 12714284, 15892855, 31785710, 63571420]

約数ペア:

[(1, 63571420), (2, 31785710), (4, 15892855), (5, 12714284), (10, 6357142), (11, 5779220), (20, 3178571), (22, 2889610), (44, 1444805), (55, 1155844), (101, 629420), (110, 577922), (202, 314710), (220, 288961), (404, 157355), (505, 125884), (1010, 62942), (1111, 57220), (2020, 31471), (2222, 28610), (2861, 22220), (4444, 14305), (5555, 11444), (5722, 11110)]