20773560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 62628480

約数和(自身を除く): 41854920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 523, 662, 993, 1046, 1324, 1569, 1655, 1986, 2092, 2615, 2648, 3138, 3310, 3972, 4184, 4965, 5230, 6276, 6620, 7845, 7944, 9930, 10460, 12552, 13240, 15690, 19860, 20920, 31380, 39720, 62760, 173113, 346226, 519339, 692452, 865565, 1038678, 1384904, 1731130, 2077356, 2596695, 3462260, 4154712, 5193390, 6924520, 10386780, 20773560]

約数ペア:

[(1, 20773560), (2, 10386780), (3, 6924520), (4, 5193390), (5, 4154712), (6, 3462260), (8, 2596695), (10, 2077356), (12, 1731130), (15, 1384904), (20, 1038678), (24, 865565), (30, 692452), (40, 519339), (60, 346226), (120, 173113), (331, 62760), (523, 39720), (662, 31380), (993, 20920), (1046, 19860), (1324, 15690), (1569, 13240), (1655, 12552), (1986, 10460), (2092, 9930), (2615, 7944), (2648, 7845), (3138, 6620), (3310, 6276), (3972, 5230), (4184, 4965)]