1245707680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1112239}}^1$

素因数の和:1112261

約数の個数: 48

約数和(自身を含む): 3363413760

約数和(自身を除く): 2117706080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1112239, 2224478, 4448956, 5561195, 7785673, 8897912, 11122390, 15571346, 17795824, 22244780, 31142692, 35591648, 38928365, 44489560, 62285384, 77856730, 88979120, 124570768, 155713460, 177958240, 249141536, 311426920, 622853840, 1245707680]

約数ペア:

[(1, 1245707680), (2, 622853840), (4, 311426920), (5, 249141536), (7, 177958240), (8, 155713460), (10, 124570768), (14, 88979120), (16, 77856730), (20, 62285384), (28, 44489560), (32, 38928365), (35, 35591648), (40, 31142692), (56, 22244780), (70, 17795824), (80, 15571346), (112, 11122390), (140, 8897912), (160, 7785673), (224, 5561195), (280, 4448956), (560, 2224478), (1120, 1112239)]