3252520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 7856640

約数和(自身を除く): 4604120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 61, 62, 86, 122, 124, 155, 172, 215, 244, 248, 305, 310, 344, 430, 488, 610, 620, 860, 1220, 1240, 1333, 1720, 1891, 2440, 2623, 2666, 3782, 5246, 5332, 6665, 7564, 9455, 10492, 10664, 13115, 13330, 15128, 18910, 20984, 26230, 26660, 37820, 52460, 53320, 75640, 81313, 104920, 162626, 325252, 406565, 650504, 813130, 1626260, 3252520]

約数ペア:

[(1, 3252520), (2, 1626260), (4, 813130), (5, 650504), (8, 406565), (10, 325252), (20, 162626), (31, 104920), (40, 81313), (43, 75640), (61, 53320), (62, 52460), (86, 37820), (122, 26660), (124, 26230), (155, 20984), (172, 18910), (215, 15128), (244, 13330), (248, 13115), (305, 10664), (310, 10492), (344, 9455), (430, 7564), (488, 6665), (610, 5332), (620, 5246), (860, 3782), (1220, 2666), (1240, 2623), (1333, 2440), (1720, 1891)]