1900123984

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{461}}^1\times {\mathrm{2129}}^1$

素因数の和:2620

約数の個数: 60

約数和(自身を含む): 4057279380

約数和(自身を除く): 2157155396

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 461, 484, 922, 968, 1844, 1936, 2129, 3688, 4258, 5071, 7376, 8516, 10142, 17032, 20284, 23419, 34064, 40568, 46838, 55781, 81136, 93676, 111562, 187352, 223124, 257609, 374704, 446248, 515218, 892496, 981469, 1030436, 1962938, 2060872, 3925876, 4121744, 7851752, 10796159, 15703504, 21592318, 43184636, 86369272, 118757749, 172738544, 237515498, 475030996, 950061992, 1900123984]

約数ペア:

[(1, 1900123984), (2, 950061992), (4, 475030996), (8, 237515498), (11, 172738544), (16, 118757749), (22, 86369272), (44, 43184636), (88, 21592318), (121, 15703504), (176, 10796159), (242, 7851752), (461, 4121744), (484, 3925876), (922, 2060872), (968, 1962938), (1844, 1030436), (1936, 981469), (2129, 892496), (3688, 515218), (4258, 446248), (5071, 374704), (7376, 257609), (8516, 223124), (10142, 187352), (17032, 111562), (20284, 93676), (23419, 81136), (34064, 55781), (40568, 46838)]