1399681520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{603311}}^1$

素因数の和:603353

約数の個数: 40

約数和(自身を含む): 3366480960

約数和(自身を除く): 1966799440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 603311, 1206622, 2413244, 3016555, 4826488, 6033110, 9652976, 12066220, 17496019, 24132440, 34992038, 48264880, 69984076, 87480095, 139968152, 174960190, 279936304, 349920380, 699840760, 1399681520]

約数ペア:

[(1, 1399681520), (2, 699840760), (4, 349920380), (5, 279936304), (8, 174960190), (10, 139968152), (16, 87480095), (20, 69984076), (29, 48264880), (40, 34992038), (58, 24132440), (80, 17496019), (116, 12066220), (145, 9652976), (232, 6033110), (290, 4826488), (464, 3016555), (580, 2413244), (1160, 1206622), (2320, 603311)]