49471820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1289}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 110527200

約数和(自身を除く): 61055380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1289, 1919, 2020, 2578, 3838, 5156, 6445, 7676, 9595, 12890, 19190, 24491, 25780, 38380, 48982, 97964, 122455, 130189, 244910, 260378, 489820, 520756, 650945, 1301890, 2473591, 2603780, 4947182, 9894364, 12367955, 24735910, 49471820]

約数ペア:

[(1, 49471820), (2, 24735910), (4, 12367955), (5, 9894364), (10, 4947182), (19, 2603780), (20, 2473591), (38, 1301890), (76, 650945), (95, 520756), (101, 489820), (190, 260378), (202, 244910), (380, 130189), (404, 122455), (505, 97964), (1010, 48982), (1289, 38380), (1919, 25780), (2020, 24491), (2578, 19190), (3838, 12890), (5156, 9595), (6445, 7676)]