2223641990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{1229}}^1$

素因数の和:1649

約数の個数: 64

約数和(自身を含む): 4399660800

約数和(自身を除く): 2176018810

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 367, 493, 734, 986, 1229, 1835, 2458, 2465, 3670, 4930, 6145, 6239, 10643, 12290, 12478, 20893, 21286, 31195, 35641, 41786, 53215, 62390, 71282, 104465, 106430, 178205, 180931, 208930, 356410, 361862, 451043, 605897, 902086, 904655, 1211794, 1809310, 2255215, 3029485, 4510430, 6058970, 7667731, 13080247, 15335462, 26160494, 38338655, 65401235, 76677310, 130802470, 222364199, 444728398, 1111820995, 2223641990]

約数ペア:

[(1, 2223641990), (2, 1111820995), (5, 444728398), (10, 222364199), (17, 130802470), (29, 76677310), (34, 65401235), (58, 38338655), (85, 26160494), (145, 15335462), (170, 13080247), (290, 7667731), (367, 6058970), (493, 4510430), (734, 3029485), (986, 2255215), (1229, 1809310), (1835, 1211794), (2458, 904655), (2465, 902086), (3670, 605897), (4930, 451043), (6145, 361862), (6239, 356410), (10643, 208930), (12290, 180931), (12478, 178205), (20893, 106430), (21286, 104465), (31195, 71282), (35641, 62390), (41786, 53215)]