606620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{619}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 1484280

約数和(自身を除く): 877660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 619, 980, 1238, 2476, 3095, 4333, 6190, 8666, 12380, 17332, 21665, 30331, 43330, 60662, 86660, 121324, 151655, 303310, 606620]

約数ペア:

[(1, 606620), (2, 303310), (4, 151655), (5, 121324), (7, 86660), (10, 60662), (14, 43330), (20, 30331), (28, 21665), (35, 17332), (49, 12380), (70, 8666), (98, 6190), (140, 4333), (196, 3095), (245, 2476), (490, 1238), (619, 980)]