569872820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{32789}}^1$

素因数の和:32888

約数の個数: 48

約数和(自身を含む): 1322092800

約数和(自身を除く): 752219980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380, 32789, 65578, 131156, 163945, 327890, 360679, 655780, 721358, 1442716, 1803395, 2590331, 3606790, 5180662, 7213580, 10361324, 12951655, 25903310, 28493641, 51806620, 56987282, 113974564, 142468205, 284936410, 569872820]

約数ペア:

[(1, 569872820), (2, 284936410), (4, 142468205), (5, 113974564), (10, 56987282), (11, 51806620), (20, 28493641), (22, 25903310), (44, 12951655), (55, 10361324), (79, 7213580), (110, 5180662), (158, 3606790), (220, 2590331), (316, 1803395), (395, 1442716), (790, 721358), (869, 655780), (1580, 360679), (1738, 327890), (3476, 163945), (4345, 131156), (8690, 65578), (17380, 32789)]