2172548740

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 4757356800

約数和(自身を除く): 2584808060

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 137, 151, 178, 236, 274, 295, 302, 356, 445, 548, 590, 604, 685, 755, 890, 1180, 1370, 1510, 1780, 2740, 3020, 5251, 8083, 8909, 10502, 12193, 13439, 16166, 17818, 20687, 21004, 24386, 26255, 26878, 32332, 35636, 40415, 41374, 44545, 48772, 52510, 53756, 60965, 67195, 80830, 82748, 89090, 103435, 105020, 121930, 134390, 161660, 178180, 206870, 243860, 268780, 413740, 719387, 792901, 1220533, 1438774, 1585802, 1841143, 2441066, 2877548, 3171604, 3596935, 3682286, 3964505, 4882132, 6102665, 7193870, 7364572, 7929010, 9205715, 12205330, 14387740, 15858020, 18411430, 24410660, 36822860, 108627437, 217254874, 434509748, 543137185, 1086274370, 2172548740]

約数ペア:

[(1, 2172548740), (2, 1086274370), (4, 543137185), (5, 434509748), (10, 217254874), (20, 108627437), (59, 36822860), (89, 24410660), (118, 18411430), (137, 15858020), (151, 14387740), (178, 12205330), (236, 9205715), (274, 7929010), (295, 7364572), (302, 7193870), (356, 6102665), (445, 4882132), (548, 3964505), (590, 3682286), (604, 3596935), (685, 3171604), (755, 2877548), (890, 2441066), (1180, 1841143), (1370, 1585802), (1510, 1438774), (1780, 1220533), (2740, 792901), (3020, 719387), (5251, 413740), (8083, 268780), (8909, 243860), (10502, 206870), (12193, 178180), (13439, 161660), (16166, 134390), (17818, 121930), (20687, 105020), (21004, 103435), (24386, 89090), (26255, 82748), (26878, 80830), (32332, 67195), (35636, 60965), (40415, 53756), (41374, 52510), (44545, 48772)]