480432860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{17807}}^1$

素因数の和:17906

約数の個数: 48

約数和(自身を含む): 1077027840

約数和(自身を除く): 596594980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490, 17807, 26980, 35614, 71228, 89035, 178070, 338333, 356140, 676666, 1264297, 1353332, 1691665, 2528594, 3383330, 5057188, 6321485, 6766660, 12642970, 24021643, 25285940, 48043286, 96086572, 120108215, 240216430, 480432860]

約数ペア:

[(1, 480432860), (2, 240216430), (4, 120108215), (5, 96086572), (10, 48043286), (19, 25285940), (20, 24021643), (38, 12642970), (71, 6766660), (76, 6321485), (95, 5057188), (142, 3383330), (190, 2528594), (284, 1691665), (355, 1353332), (380, 1264297), (710, 676666), (1349, 356140), (1420, 338333), (2698, 178070), (5396, 89035), (6745, 71228), (13490, 35614), (17807, 26980)]