698957420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{172157}}^1$

素因数の和:172202

約数の個数: 48

約数和(自身を含む): 1735352640

約数和(自身を除く): 1036395220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 172157, 344314, 688628, 860785, 1205099, 1721570, 2410198, 3443140, 4820396, 4992553, 6025495, 9985106, 12050990, 19970212, 24101980, 24962765, 34947871, 49925530, 69895742, 99851060, 139791484, 174739355, 349478710, 698957420]

約数ペア:

[(1, 698957420), (2, 349478710), (4, 174739355), (5, 139791484), (7, 99851060), (10, 69895742), (14, 49925530), (20, 34947871), (28, 24962765), (29, 24101980), (35, 19970212), (58, 12050990), (70, 9985106), (116, 6025495), (140, 4992553), (145, 4820396), (203, 3443140), (290, 2410198), (406, 1721570), (580, 1205099), (812, 860785), (1015, 688628), (2030, 344314), (4060, 172157)]