1222020010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{479}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 2395008000

約数和(自身を除く): 1172987990

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 349, 430, 479, 698, 731, 958, 1462, 1745, 2395, 3490, 3655, 4790, 5933, 7310, 8143, 11866, 15007, 16286, 20597, 29665, 30014, 40715, 41194, 59330, 75035, 81430, 102985, 150070, 167171, 205970, 255119, 334342, 350149, 510238, 700298, 835855, 1275595, 1671710, 1750745, 2551190, 2841907, 3501490, 5683814, 7188353, 14209535, 14376706, 28419070, 35941765, 71883530, 122202001, 244404002, 611010005, 1222020010]

約数ペア:

[(1, 1222020010), (2, 611010005), (5, 244404002), (10, 122202001), (17, 71883530), (34, 35941765), (43, 28419070), (85, 14376706), (86, 14209535), (170, 7188353), (215, 5683814), (349, 3501490), (430, 2841907), (479, 2551190), (698, 1750745), (731, 1671710), (958, 1275595), (1462, 835855), (1745, 700298), (2395, 510238), (3490, 350149), (3655, 334342), (4790, 255119), (5933, 205970), (7310, 167171), (8143, 150070), (11866, 102985), (15007, 81430), (16286, 75035), (20597, 59330), (29665, 41194), (30014, 40715)]