388635824

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{1093}}^1$

素因数の和:1485

約数の個数: 40

約数和(自身を含む): 766727712

約数和(自身を除く): 378091888

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 313, 568, 626, 1093, 1136, 1252, 2186, 2504, 4372, 5008, 8744, 17488, 22223, 44446, 77603, 88892, 155206, 177784, 310412, 342109, 355568, 620824, 684218, 1241648, 1368436, 2736872, 5473744, 24289739, 48579478, 97158956, 194317912, 388635824]

約数ペア:

[(1, 388635824), (2, 194317912), (4, 97158956), (8, 48579478), (16, 24289739), (71, 5473744), (142, 2736872), (284, 1368436), (313, 1241648), (568, 684218), (626, 620824), (1093, 355568), (1136, 342109), (1252, 310412), (2186, 177784), (2504, 155206), (4372, 88892), (5008, 77603), (8744, 44446), (17488, 22223)]