3000860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 6804000

約数和(自身を除く): 3803140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 149, 190, 212, 265, 298, 380, 530, 596, 745, 1007, 1060, 1490, 2014, 2831, 2980, 4028, 5035, 5662, 7897, 10070, 11324, 14155, 15794, 20140, 28310, 31588, 39485, 56620, 78970, 150043, 157940, 300086, 600172, 750215, 1500430, 3000860]

約数ペア:

[(1, 3000860), (2, 1500430), (4, 750215), (5, 600172), (10, 300086), (19, 157940), (20, 150043), (38, 78970), (53, 56620), (76, 39485), (95, 31588), (106, 28310), (149, 20140), (190, 15794), (212, 14155), (265, 11324), (298, 10070), (380, 7897), (530, 5662), (596, 5035), (745, 4028), (1007, 2980), (1060, 2831), (1490, 2014)]