57109820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1097}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 127280160

約数和(自身を除く): 70170340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1097, 1370, 2194, 2603, 2740, 4388, 5206, 5485, 10412, 10970, 13015, 20843, 21940, 26030, 41686, 52060, 83372, 104215, 150289, 208430, 300578, 416860, 601156, 751445, 1502890, 2855491, 3005780, 5710982, 11421964, 14277455, 28554910, 57109820]

約数ペア:

[(1, 57109820), (2, 28554910), (4, 14277455), (5, 11421964), (10, 5710982), (19, 3005780), (20, 2855491), (38, 1502890), (76, 751445), (95, 601156), (137, 416860), (190, 300578), (274, 208430), (380, 150289), (548, 104215), (685, 83372), (1097, 52060), (1370, 41686), (2194, 26030), (2603, 21940), (2740, 20843), (4388, 13015), (5206, 10970), (5485, 10412)]