8549620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 19152000

約数和(自身を除く): 10602380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 151, 190, 298, 302, 380, 596, 604, 745, 755, 1490, 1510, 2831, 2869, 2980, 3020, 5662, 5738, 11324, 11476, 14155, 14345, 22499, 28310, 28690, 44998, 56620, 57380, 89996, 112495, 224990, 427481, 449980, 854962, 1709924, 2137405, 4274810, 8549620]

約数ペア:

[(1, 8549620), (2, 4274810), (4, 2137405), (5, 1709924), (10, 854962), (19, 449980), (20, 427481), (38, 224990), (76, 112495), (95, 89996), (149, 57380), (151, 56620), (190, 44998), (298, 28690), (302, 28310), (380, 22499), (596, 14345), (604, 14155), (745, 11476), (755, 11324), (1490, 5738), (1510, 5662), (2831, 3020), (2869, 2980)]