24679720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1586

約数の個数: 64

約数和(自身を含む): 61770240

約数和(自身を除く): 37090520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1531, 1612, 2015, 3062, 3224, 4030, 6124, 7655, 8060, 12248, 15310, 16120, 19903, 30620, 39806, 47461, 61240, 79612, 94922, 99515, 159224, 189844, 199030, 237305, 379688, 398060, 474610, 616993, 796120, 949220, 1233986, 1898440, 2467972, 3084965, 4935944, 6169930, 12339860, 24679720]

約数ペア:

[(1, 24679720), (2, 12339860), (4, 6169930), (5, 4935944), (8, 3084965), (10, 2467972), (13, 1898440), (20, 1233986), (26, 949220), (31, 796120), (40, 616993), (52, 474610), (62, 398060), (65, 379688), (104, 237305), (124, 199030), (130, 189844), (155, 159224), (248, 99515), (260, 94922), (310, 79612), (403, 61240), (520, 47461), (620, 39806), (806, 30620), (1240, 19903), (1531, 16120), (1612, 15310), (2015, 12248), (3062, 8060), (3224, 7655), (4030, 6124)]