20488022010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{295259}}^1$

素因数の和:295532

約数の個数: 64

約数和(自身を含む): 54847497600

約数和(自身を除く): 34359475590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 257, 270, 514, 771, 1285, 1542, 2313, 2570, 3855, 4626, 6939, 7710, 11565, 13878, 23130, 34695, 69390, 295259, 590518, 885777, 1476295, 1771554, 2657331, 2952590, 4428885, 5314662, 7971993, 8857770, 13286655, 15943986, 26573310, 39859965, 75881563, 79719930, 151763126, 227644689, 379407815, 455289378, 682934067, 758815630, 1138223445, 1365868134, 2048802201, 2276446890, 3414670335, 4097604402, 6829340670, 10244011005, 20488022010]

約数ペア:

[(1, 20488022010), (2, 10244011005), (3, 6829340670), (5, 4097604402), (6, 3414670335), (9, 2276446890), (10, 2048802201), (15, 1365868134), (18, 1138223445), (27, 758815630), (30, 682934067), (45, 455289378), (54, 379407815), (90, 227644689), (135, 151763126), (257, 79719930), (270, 75881563), (514, 39859965), (771, 26573310), (1285, 15943986), (1542, 13286655), (2313, 8857770), (2570, 7971993), (3855, 5314662), (4626, 4428885), (6939, 2952590), (7710, 2657331), (11565, 1771554), (13878, 1476295), (23130, 885777), (34695, 590518), (69390, 295259)]