18590740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 48787200

約数和(自身を除く): 30196460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 70, 76, 95, 116, 133, 140, 145, 190, 203, 241, 266, 290, 380, 406, 482, 532, 551, 580, 665, 812, 964, 1015, 1102, 1205, 1330, 1687, 2030, 2204, 2410, 2660, 2755, 3374, 3857, 4060, 4579, 4820, 5510, 6748, 6989, 7714, 8435, 9158, 11020, 13978, 15428, 16870, 18316, 19285, 22895, 27956, 32053, 33740, 34945, 38570, 45790, 48923, 64106, 69890, 77140, 91580, 97846, 128212, 132791, 139780, 160265, 195692, 244615, 265582, 320530, 489230, 531164, 641060, 663955, 929537, 978460, 1327910, 1859074, 2655820, 3718148, 4647685, 9295370, 18590740]

約数ペア:

[(1, 18590740), (2, 9295370), (4, 4647685), (5, 3718148), (7, 2655820), (10, 1859074), (14, 1327910), (19, 978460), (20, 929537), (28, 663955), (29, 641060), (35, 531164), (38, 489230), (58, 320530), (70, 265582), (76, 244615), (95, 195692), (116, 160265), (133, 139780), (140, 132791), (145, 128212), (190, 97846), (203, 91580), (241, 77140), (266, 69890), (290, 64106), (380, 48923), (406, 45790), (482, 38570), (532, 34945), (551, 33740), (580, 32053), (665, 27956), (812, 22895), (964, 19285), (1015, 18316), (1102, 16870), (1205, 15428), (1330, 13978), (1687, 11020), (2030, 9158), (2204, 8435), (2410, 7714), (2660, 6989), (2755, 6748), (3374, 5510), (3857, 4820), (4060, 4579)]