28611100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{5839}}^1$

素因数の和:5867

約数の個数: 54

約数和(自身を含む): 72234960

約数和(自身を除く): 43623860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 5839, 11678, 23356, 29195, 40873, 58390, 81746, 116780, 145975, 163492, 204365, 286111, 291950, 408730, 572222, 583900, 817460, 1021825, 1144444, 1430555, 2043650, 2861110, 4087300, 5722220, 7152775, 14305550, 28611100]

約数ペア:

[(1, 28611100), (2, 14305550), (4, 7152775), (5, 5722220), (7, 4087300), (10, 2861110), (14, 2043650), (20, 1430555), (25, 1144444), (28, 1021825), (35, 817460), (49, 583900), (50, 572222), (70, 408730), (98, 291950), (100, 286111), (140, 204365), (175, 163492), (196, 145975), (245, 116780), (350, 81746), (490, 58390), (700, 40873), (980, 29195), (1225, 23356), (2450, 11678), (4900, 5839)]