20201863920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12024919}}^1$

素因数の和:12024942

約数の個数: 80

約数和(自身を含む): 71572323840

約数和(自身を除く): 51370459920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12024919, 24049838, 36074757, 48099676, 60124595, 72149514, 84174433, 96199352, 120249190, 144299028, 168348866, 180373785, 192398704, 240498380, 252523299, 288598056, 336697732, 360747570, 420872165, 480996760, 505046598, 577196112, 673395464, 721495140, 841744330, 961993520, 1010093196, 1262616495, 1346790928, 1442990280, 1683488660, 2020186392, 2525232990, 2885980560, 3366977320, 4040372784, 5050465980, 6733954640, 10100931960, 20201863920]

約数ペア:

[(1, 20201863920), (2, 10100931960), (3, 6733954640), (4, 5050465980), (5, 4040372784), (6, 3366977320), (7, 2885980560), (8, 2525232990), (10, 2020186392), (12, 1683488660), (14, 1442990280), (15, 1346790928), (16, 1262616495), (20, 1010093196), (21, 961993520), (24, 841744330), (28, 721495140), (30, 673395464), (35, 577196112), (40, 505046598), (42, 480996760), (48, 420872165), (56, 360747570), (60, 336697732), (70, 288598056), (80, 252523299), (84, 240498380), (105, 192398704), (112, 180373785), (120, 168348866), (140, 144299028), (168, 120249190), (210, 96199352), (240, 84174433), (280, 72149514), (336, 60124595), (420, 48099676), (560, 36074757), (840, 24049838), (1680, 12024919)]