20308980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5737}}^1$

素因数の和:5808

約数の個数: 48

約数和(自身を含む): 57839040

約数和(自身を除く): 37530060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 5737, 11474, 17211, 22948, 28685, 34422, 57370, 68844, 86055, 114740, 172110, 338483, 344220, 676966, 1015449, 1353932, 1692415, 2030898, 3384830, 4061796, 5077245, 6769660, 10154490, 20308980]

約数ペア:

[(1, 20308980), (2, 10154490), (3, 6769660), (4, 5077245), (5, 4061796), (6, 3384830), (10, 2030898), (12, 1692415), (15, 1353932), (20, 1015449), (30, 676966), (59, 344220), (60, 338483), (118, 172110), (177, 114740), (236, 86055), (295, 68844), (354, 57370), (590, 34422), (708, 28685), (885, 22948), (1180, 17211), (1770, 11474), (3540, 5737)]