1639573870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{2609}}^1$

素因数の和:2853

約数の個数: 64

約数和(自身を含む): 3348734400

約数和(自身を除く): 1709160530

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 197, 290, 319, 394, 638, 985, 1595, 1970, 2167, 2609, 3190, 4334, 5218, 5713, 10835, 11426, 13045, 21670, 26090, 28565, 28699, 57130, 57398, 62843, 75661, 125686, 143495, 151322, 286990, 314215, 378305, 513973, 628430, 756610, 832271, 1027946, 1664542, 2569865, 4161355, 5139730, 5653703, 8322710, 11307406, 14905217, 28268515, 29810434, 56537030, 74526085, 149052170, 163957387, 327914774, 819786935, 1639573870]

約数ペア:

[(1, 1639573870), (2, 819786935), (5, 327914774), (10, 163957387), (11, 149052170), (22, 74526085), (29, 56537030), (55, 29810434), (58, 28268515), (110, 14905217), (145, 11307406), (197, 8322710), (290, 5653703), (319, 5139730), (394, 4161355), (638, 2569865), (985, 1664542), (1595, 1027946), (1970, 832271), (2167, 756610), (2609, 628430), (3190, 513973), (4334, 378305), (5218, 314215), (5713, 286990), (10835, 151322), (11426, 143495), (13045, 125686), (21670, 75661), (26090, 62843), (28565, 57398), (28699, 57130)]