19929720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166081}}^1$

素因数の和:166095

約数の個数: 32

約数和(自身を含む): 59789520

約数和(自身を除く): 39859800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166081, 332162, 498243, 664324, 830405, 996486, 1328648, 1660810, 1992972, 2491215, 3321620, 3985944, 4982430, 6643240, 9964860, 19929720]

約数ペア:

[(1, 19929720), (2, 9964860), (3, 6643240), (4, 4982430), (5, 3985944), (6, 3321620), (8, 2491215), (10, 1992972), (12, 1660810), (15, 1328648), (20, 996486), (24, 830405), (30, 664324), (40, 498243), (60, 332162), (120, 166081)]