278310492020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{14214019}}^1$

素因数の和:14214128

約数の個数: 48

約数和(自身を含む): 644747947200

約数和(自身を除く): 366437455180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 14214019, 28428038, 56856076, 71070095, 142140190, 156354209, 284280380, 312708418, 625416836, 781771045, 1265047691, 1563542090, 2530095382, 3127084180, 5060190764, 6325238455, 12650476910, 13915524601, 25300953820, 27831049202, 55662098404, 69577623005, 139155246010, 278310492020]

約数ペア:

[(1, 278310492020), (2, 139155246010), (4, 69577623005), (5, 55662098404), (10, 27831049202), (11, 25300953820), (20, 13915524601), (22, 12650476910), (44, 6325238455), (55, 5060190764), (89, 3127084180), (110, 2530095382), (178, 1563542090), (220, 1265047691), (356, 781771045), (445, 625416836), (890, 312708418), (979, 284280380), (1780, 156354209), (1958, 142140190), (3916, 71070095), (4895, 56856076), (9790, 28428038), (19580, 14214019)]