20170072790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{70919}}^1$

素因数の和:71189

約数の個数: 64

約数和(自身を含む): 44117913600

約数和(自身を除く): 23947840810

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 239, 478, 595, 1190, 1195, 1673, 2390, 3346, 4063, 8126, 8365, 16730, 20315, 28441, 40630, 56882, 70919, 141838, 142205, 284410, 354595, 496433, 709190, 992866, 1205623, 2411246, 2482165, 4964330, 6028115, 8439361, 12056230, 16878722, 16949641, 33899282, 42196805, 84393610, 84748205, 118647487, 169496410, 237294974, 288143897, 576287794, 593237435, 1186474870, 1440719485, 2017007279, 2881438970, 4034014558, 10085036395, 20170072790]

約数ペア:

[(1, 20170072790), (2, 10085036395), (5, 4034014558), (7, 2881438970), (10, 2017007279), (14, 1440719485), (17, 1186474870), (34, 593237435), (35, 576287794), (70, 288143897), (85, 237294974), (119, 169496410), (170, 118647487), (238, 84748205), (239, 84393610), (478, 42196805), (595, 33899282), (1190, 16949641), (1195, 16878722), (1673, 12056230), (2390, 8439361), (3346, 6028115), (4063, 4964330), (8126, 2482165), (8365, 2411246), (16730, 1205623), (20315, 992866), (28441, 709190), (40630, 496433), (56882, 354595), (70919, 284410), (141838, 142205)]