778830460

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{1723}}^1$

素因数の和:2062

約数の個数: 48

約数和(自身を含む): 1660460256

約数和(自身を除く): 881629796

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 233, 388, 466, 485, 932, 970, 1165, 1723, 1940, 2330, 3446, 4660, 6892, 8615, 17230, 22601, 34460, 45202, 90404, 113005, 167131, 226010, 334262, 401459, 452020, 668524, 802918, 835655, 1605836, 1671310, 2007295, 3342620, 4014590, 8029180, 38941523, 77883046, 155766092, 194707615, 389415230, 778830460]

約数ペア:

[(1, 778830460), (2, 389415230), (4, 194707615), (5, 155766092), (10, 77883046), (20, 38941523), (97, 8029180), (194, 4014590), (233, 3342620), (388, 2007295), (466, 1671310), (485, 1605836), (932, 835655), (970, 802918), (1165, 668524), (1723, 452020), (1940, 401459), (2330, 334262), (3446, 226010), (4660, 167131), (6892, 113005), (8615, 90404), (17230, 45202), (22601, 34460)]