16887860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2647}}^1$

素因数の和:2696

約数の個数: 48

約数和(自身を含む): 40037760

約数和(自身を除く): 23149900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2647, 3190, 5294, 6380, 10588, 13235, 26470, 29117, 52940, 58234, 76763, 116468, 145585, 153526, 291170, 307052, 383815, 582340, 767630, 844393, 1535260, 1688786, 3377572, 4221965, 8443930, 16887860]

約数ペア:

[(1, 16887860), (2, 8443930), (4, 4221965), (5, 3377572), (10, 1688786), (11, 1535260), (20, 844393), (22, 767630), (29, 582340), (44, 383815), (55, 307052), (58, 291170), (110, 153526), (116, 145585), (145, 116468), (220, 76763), (290, 58234), (319, 52940), (580, 29117), (638, 26470), (1276, 13235), (1595, 10588), (2647, 6380), (3190, 5294)]