16666620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1213}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 46908960

約数和(自身を除く): 30242340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 916, 1145, 1213, 1374, 2290, 2426, 2748, 3435, 3639, 4580, 4852, 6065, 6870, 7278, 12130, 13740, 14556, 18195, 24260, 36390, 72780, 277777, 555554, 833331, 1111108, 1388885, 1666662, 2777770, 3333324, 4166655, 5555540, 8333310, 16666620]

約数ペア:

[(1, 16666620), (2, 8333310), (3, 5555540), (4, 4166655), (5, 3333324), (6, 2777770), (10, 1666662), (12, 1388885), (15, 1111108), (20, 833331), (30, 555554), (60, 277777), (229, 72780), (458, 36390), (687, 24260), (916, 18195), (1145, 14556), (1213, 13740), (1374, 12130), (2290, 7278), (2426, 6870), (2748, 6065), (3435, 4852), (3639, 4580)]