40580428

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 92216880

約数和(自身を除く): 51636452

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 641, 646, 833, 931, 1282, 1292, 1666, 1862, 2261, 2564, 3332, 3724, 4487, 4522, 8974, 9044, 10897, 12179, 15827, 17948, 21794, 24358, 31409, 31654, 43588, 48716, 62818, 63308, 76279, 85253, 125636, 152558, 170506, 207043, 305116, 341012, 414086, 533953, 596771, 828172, 1067906, 1193542, 1449301, 2135812, 2387084, 2898602, 5797204, 10145107, 20290214, 40580428]

約数ペア:

[(1, 40580428), (2, 20290214), (4, 10145107), (7, 5797204), (14, 2898602), (17, 2387084), (19, 2135812), (28, 1449301), (34, 1193542), (38, 1067906), (49, 828172), (68, 596771), (76, 533953), (98, 414086), (119, 341012), (133, 305116), (196, 207043), (238, 170506), (266, 152558), (323, 125636), (476, 85253), (532, 76279), (641, 63308), (646, 62818), (833, 48716), (931, 43588), (1282, 31654), (1292, 31409), (1666, 24358), (1862, 21794), (2261, 17948), (2564, 15827), (3332, 12179), (3724, 10897), (4487, 9044), (4522, 8974)]