6639860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 15059520

約数和(自身を除く): 8419660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 331, 340, 590, 662, 1003, 1180, 1324, 1655, 2006, 3310, 4012, 5015, 5627, 6620, 10030, 11254, 19529, 20060, 22508, 28135, 39058, 56270, 78116, 97645, 112540, 195290, 331993, 390580, 663986, 1327972, 1659965, 3319930, 6639860]

約数ペア:

[(1, 6639860), (2, 3319930), (4, 1659965), (5, 1327972), (10, 663986), (17, 390580), (20, 331993), (34, 195290), (59, 112540), (68, 97645), (85, 78116), (118, 56270), (170, 39058), (236, 28135), (295, 22508), (331, 20060), (340, 19529), (590, 11254), (662, 10030), (1003, 6620), (1180, 5627), (1324, 5015), (1655, 4012), (2006, 3310)]