2004320912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{160397}}^1$

素因数の和:160487

約数の個数: 40

約数和(自身を含む): 4296100032

約数和(自身を除く): 2291779120

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 12496, 160397, 320794, 641588, 1283176, 1764367, 2566352, 3528734, 7057468, 11388187, 14114936, 22776374, 28229872, 45552748, 91105496, 125270057, 182210992, 250540114, 501080228, 1002160456, 2004320912]

約数ペア:

[(1, 2004320912), (2, 1002160456), (4, 501080228), (8, 250540114), (11, 182210992), (16, 125270057), (22, 91105496), (44, 45552748), (71, 28229872), (88, 22776374), (142, 14114936), (176, 11388187), (284, 7057468), (568, 3528734), (781, 2566352), (1136, 1764367), (1562, 1283176), (3124, 641588), (6248, 320794), (12496, 160397)]