20260236440

素因数分解:

$2^3\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{359479}}^1$

素因数の和:360899

約数の個数: 32

約数和(自身を含む): 45618012000

約数和(自身を除く): 25357775560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1409, 2818, 5636, 7045, 11272, 14090, 28180, 56360, 359479, 718958, 1437916, 1797395, 2875832, 3594790, 7189580, 14379160, 506505911, 1013011822, 2026023644, 2532529555, 4052047288, 5065059110, 10130118220, 20260236440]

約数ペア:

[(1, 20260236440), (2, 10130118220), (4, 5065059110), (5, 4052047288), (8, 2532529555), (10, 2026023644), (20, 1013011822), (40, 506505911), (1409, 14379160), (2818, 7189580), (5636, 3594790), (7045, 2875832), (11272, 1797395), (14090, 1437916), (28180, 718958), (56360, 359479)]