20936698740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{672341}}^1$

素因数の和:672529

約数の個数: 72

約数和(自身を含む): 63875179368

約数和(自身を除く): 42938480628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 7785, 10380, 15570, 31140, 672341, 1344682, 2017023, 2689364, 3361705, 4034046, 6051069, 6723410, 8068092, 10085115, 12102138, 13446820, 20170230, 24204276, 30255345, 40340460, 60510690, 116314993, 121021380, 232629986, 348944979, 465259972, 581574965, 697889958, 1046834937, 1163149930, 1395779916, 1744724895, 2093669874, 2326299860, 3489449790, 4187339748, 5234174685, 6978899580, 10468349370, 20936698740]

約数ペア:

[(1, 20936698740), (2, 10468349370), (3, 6978899580), (4, 5234174685), (5, 4187339748), (6, 3489449790), (9, 2326299860), (10, 2093669874), (12, 1744724895), (15, 1395779916), (18, 1163149930), (20, 1046834937), (30, 697889958), (36, 581574965), (45, 465259972), (60, 348944979), (90, 232629986), (173, 121021380), (180, 116314993), (346, 60510690), (519, 40340460), (692, 30255345), (865, 24204276), (1038, 20170230), (1557, 13446820), (1730, 12102138), (2076, 10085115), (2595, 8068092), (3114, 6723410), (3460, 6051069), (5190, 4034046), (6228, 3361705), (7785, 2689364), (10380, 2017023), (15570, 1344682), (31140, 672341)]