20118154070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{455471}}^1$

素因数の和:456116

約数の個数: 32

約数和(自身を含む): 41451595776

約数和(自身を除く): 21333441706

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 631, 1262, 3155, 4417, 6310, 8834, 22085, 44170, 455471, 910942, 2277355, 3188297, 4554710, 6376594, 15941485, 31882970, 287402201, 574804402, 1437011005, 2011815407, 2874022010, 4023630814, 10059077035, 20118154070]

約数ペア:

[(1, 20118154070), (2, 10059077035), (5, 4023630814), (7, 2874022010), (10, 2011815407), (14, 1437011005), (35, 574804402), (70, 287402201), (631, 31882970), (1262, 15941485), (3155, 6376594), (4417, 4554710), (6310, 3188297), (8834, 2277355), (22085, 910942), (44170, 455471)]