28231730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2339}}^1$

素因数の和:2434

約数の個数: 32

約数和(自身を含む): 54587520

約数和(自身を除く): 26355790

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2339, 2414, 4678, 6035, 11695, 12070, 23390, 39763, 79526, 166069, 198815, 332138, 397630, 830345, 1660690, 2823173, 5646346, 14115865, 28231730]

約数ペア:

[(1, 28231730), (2, 14115865), (5, 5646346), (10, 2823173), (17, 1660690), (34, 830345), (71, 397630), (85, 332138), (142, 198815), (170, 166069), (355, 79526), (710, 39763), (1207, 23390), (2339, 12070), (2414, 11695), (4678, 6035)]