22236280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 55248480

約数和(自身を除く): 33012200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 521, 776, 970, 1042, 1067, 1940, 2084, 2134, 2605, 3880, 4168, 4268, 5210, 5335, 5731, 8536, 10420, 10670, 11462, 20840, 21340, 22924, 28655, 42680, 45848, 50537, 57310, 101074, 114620, 202148, 229240, 252685, 404296, 505370, 555907, 1010740, 1111814, 2021480, 2223628, 2779535, 4447256, 5559070, 11118140, 22236280]

約数ペア:

[(1, 22236280), (2, 11118140), (4, 5559070), (5, 4447256), (8, 2779535), (10, 2223628), (11, 2021480), (20, 1111814), (22, 1010740), (40, 555907), (44, 505370), (55, 404296), (88, 252685), (97, 229240), (110, 202148), (194, 114620), (220, 101074), (388, 57310), (440, 50537), (485, 45848), (521, 42680), (776, 28655), (970, 22924), (1042, 21340), (1067, 20840), (1940, 11462), (2084, 10670), (2134, 10420), (2605, 8536), (3880, 5731), (4168, 5335), (4268, 5210)]