388634840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{13183}}^1$

素因数の和:13272

約数の個数: 64

約数和(自身を含む): 968232960

約数和(自身を除く): 579598120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7370, 13183, 14740, 26366, 29480, 52732, 65915, 105464, 131830, 145013, 263660, 290026, 527320, 580052, 725065, 883261, 1160104, 1450130, 1766522, 2900260, 3533044, 4416305, 5800520, 7066088, 8832610, 9715871, 17665220, 19431742, 35330440, 38863484, 48579355, 77726968, 97158710, 194317420, 388634840]

約数ペア:

[(1, 388634840), (2, 194317420), (4, 97158710), (5, 77726968), (8, 48579355), (10, 38863484), (11, 35330440), (20, 19431742), (22, 17665220), (40, 9715871), (44, 8832610), (55, 7066088), (67, 5800520), (88, 4416305), (110, 3533044), (134, 2900260), (220, 1766522), (268, 1450130), (335, 1160104), (440, 883261), (536, 725065), (670, 580052), (737, 527320), (1340, 290026), (1474, 263660), (2680, 145013), (2948, 131830), (3685, 105464), (5896, 65915), (7370, 52732), (13183, 29480), (14740, 26366)]