13304540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 29937600

約数和(自身を除く): 16633060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 359, 436, 545, 718, 1090, 1436, 1795, 1853, 2180, 3590, 3706, 6103, 7180, 7412, 9265, 12206, 18530, 24412, 30515, 37060, 39131, 61030, 78262, 122060, 156524, 195655, 391310, 665227, 782620, 1330454, 2660908, 3326135, 6652270, 13304540]

約数ペア:

[(1, 13304540), (2, 6652270), (4, 3326135), (5, 2660908), (10, 1330454), (17, 782620), (20, 665227), (34, 391310), (68, 195655), (85, 156524), (109, 122060), (170, 78262), (218, 61030), (340, 39131), (359, 37060), (436, 30515), (545, 24412), (718, 18530), (1090, 12206), (1436, 9265), (1795, 7412), (1853, 7180), (2180, 6103), (3590, 3706)]