17295890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 35164800

約数和(自身を除く): 17868910

約数列:

[1, 2, 5, 10, 19, 29, 38, 43, 58, 73, 86, 95, 145, 146, 190, 215, 290, 365, 430, 551, 730, 817, 1102, 1247, 1387, 1634, 2117, 2494, 2755, 2774, 3139, 4085, 4234, 5510, 6235, 6278, 6935, 8170, 10585, 12470, 13870, 15695, 21170, 23693, 31390, 40223, 47386, 59641, 80446, 91031, 118465, 119282, 182062, 201115, 236930, 298205, 402230, 455155, 596410, 910310, 1729589, 3459178, 8647945, 17295890]

約数ペア:

[(1, 17295890), (2, 8647945), (5, 3459178), (10, 1729589), (19, 910310), (29, 596410), (38, 455155), (43, 402230), (58, 298205), (73, 236930), (86, 201115), (95, 182062), (145, 119282), (146, 118465), (190, 91031), (215, 80446), (290, 59641), (365, 47386), (430, 40223), (551, 31390), (730, 23693), (817, 21170), (1102, 15695), (1247, 13870), (1387, 12470), (1634, 10585), (2117, 8170), (2494, 6935), (2755, 6278), (2774, 6235), (3139, 5510), (4085, 4234)]