27539780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1033}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 61146624

約数和(自身を除く): 33606844

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1033, 1333, 2066, 2666, 4132, 5165, 5332, 6665, 10330, 13330, 20660, 26660, 32023, 44419, 64046, 88838, 128092, 160115, 177676, 222095, 320230, 444190, 640460, 888380, 1376989, 2753978, 5507956, 6884945, 13769890, 27539780]

約数ペア:

[(1, 27539780), (2, 13769890), (4, 6884945), (5, 5507956), (10, 2753978), (20, 1376989), (31, 888380), (43, 640460), (62, 444190), (86, 320230), (124, 222095), (155, 177676), (172, 160115), (215, 128092), (310, 88838), (430, 64046), (620, 44419), (860, 32023), (1033, 26660), (1333, 20660), (2066, 13330), (2666, 10330), (4132, 6665), (5165, 5332)]