201620020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75797}}^1$

素因数の和:75832

約数の個数: 48

約数和(自身を含む): 509362560

約数和(自身を除く): 307742540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 75797, 151594, 303188, 378985, 530579, 757970, 1061158, 1440143, 1515940, 2122316, 2652895, 2880286, 5305790, 5760572, 7200715, 10081001, 10611580, 14401430, 20162002, 28802860, 40324004, 50405005, 100810010, 201620020]

約数ペア:

[(1, 201620020), (2, 100810010), (4, 50405005), (5, 40324004), (7, 28802860), (10, 20162002), (14, 14401430), (19, 10611580), (20, 10081001), (28, 7200715), (35, 5760572), (38, 5305790), (70, 2880286), (76, 2652895), (95, 2122316), (133, 1515940), (140, 1440143), (190, 1061158), (266, 757970), (380, 530579), (532, 378985), (665, 303188), (1330, 151594), (2660, 75797)]