22891220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1553}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 53258688

約数和(自身を除く): 30367468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 1553, 2948, 3106, 3685, 6212, 7370, 7765, 14740, 15530, 17083, 31060, 34166, 68332, 85415, 104051, 170830, 208102, 341660, 416204, 520255, 1040510, 1144561, 2081020, 2289122, 4578244, 5722805, 11445610, 22891220]

約数ペア:

[(1, 22891220), (2, 11445610), (4, 5722805), (5, 4578244), (10, 2289122), (11, 2081020), (20, 1144561), (22, 1040510), (44, 520255), (55, 416204), (67, 341660), (110, 208102), (134, 170830), (220, 104051), (268, 85415), (335, 68332), (670, 34166), (737, 31060), (1340, 17083), (1474, 15530), (1553, 14740), (2948, 7765), (3106, 7370), (3685, 6212)]