1902549620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{59791}}^1$

素因数の和:59880

約数の個数: 48

約数和(自身を含む): 4198833408

約数和(自身を除く): 2296283788

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 370, 430, 740, 860, 1591, 3182, 6364, 7955, 15910, 31820, 59791, 119582, 239164, 298955, 597910, 1195820, 2212267, 2571013, 4424534, 5142026, 8849068, 10284052, 11061335, 12855065, 22122670, 25710130, 44245340, 51420260, 95127481, 190254962, 380509924, 475637405, 951274810, 1902549620]

約数ペア:

[(1, 1902549620), (2, 951274810), (4, 475637405), (5, 380509924), (10, 190254962), (20, 95127481), (37, 51420260), (43, 44245340), (74, 25710130), (86, 22122670), (148, 12855065), (172, 11061335), (185, 10284052), (215, 8849068), (370, 5142026), (430, 4424534), (740, 2571013), (860, 2212267), (1591, 1195820), (3182, 597910), (6364, 298955), (7955, 239164), (15910, 119582), (31820, 59791)]