20406570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35801}}^1$

素因数の和:35830

約数の個数: 32

約数和(自身を含む): 51554880

約数和(自身を除く): 31148310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 35801, 71602, 107403, 179005, 214806, 358010, 537015, 680219, 1074030, 1360438, 2040657, 3401095, 4081314, 6802190, 10203285, 20406570]

約数ペア:

[(1, 20406570), (2, 10203285), (3, 6802190), (5, 4081314), (6, 3401095), (10, 2040657), (15, 1360438), (19, 1074030), (30, 680219), (38, 537015), (57, 358010), (95, 214806), (114, 179005), (190, 107403), (285, 71602), (570, 35801)]