980833760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{86341}}^1$

素因数の和:86427

約数の個数: 48

約数和(自身を含む): 2349883872

約数和(自身を除く): 1369050112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 86341, 172682, 345364, 431705, 690728, 863410, 1381456, 1726820, 2762912, 3453640, 6130211, 6907280, 12260422, 13814560, 24520844, 30651055, 49041688, 61302110, 98083376, 122604220, 196166752, 245208440, 490416880, 980833760]

約数ペア:

[(1, 980833760), (2, 490416880), (4, 245208440), (5, 196166752), (8, 122604220), (10, 98083376), (16, 61302110), (20, 49041688), (32, 30651055), (40, 24520844), (71, 13814560), (80, 12260422), (142, 6907280), (160, 6130211), (284, 3453640), (355, 2762912), (568, 1726820), (710, 1381456), (1136, 863410), (1420, 690728), (2272, 431705), (2840, 345364), (5680, 172682), (11360, 86341)]