39902470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{397}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 79233840

約数和(自身を除く): 39331370

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 397, 437, 529, 794, 874, 1058, 1985, 2185, 2645, 3970, 4370, 5290, 7543, 9131, 10051, 15086, 18262, 20102, 37715, 45655, 50255, 75430, 91310, 100510, 173489, 210013, 346978, 420026, 867445, 1050065, 1734890, 2100130, 3990247, 7980494, 19951235, 39902470]

約数ペア:

[(1, 39902470), (2, 19951235), (5, 7980494), (10, 3990247), (19, 2100130), (23, 1734890), (38, 1050065), (46, 867445), (95, 420026), (115, 346978), (190, 210013), (230, 173489), (397, 100510), (437, 91310), (529, 75430), (794, 50255), (874, 45655), (1058, 37715), (1985, 20102), (2185, 18262), (2645, 15086), (3970, 10051), (4370, 9131), (5290, 7543)]