56271020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 139708800

約数和(自身を除く): 83437780

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 85, 116, 130, 145, 170, 221, 260, 290, 340, 377, 439, 442, 493, 580, 754, 878, 884, 986, 1105, 1508, 1756, 1885, 1972, 2195, 2210, 2465, 3770, 4390, 4420, 4930, 5707, 6409, 7463, 7540, 8780, 9860, 11414, 12731, 12818, 14926, 22828, 25462, 25636, 28535, 29852, 32045, 37315, 50924, 57070, 63655, 64090, 74630, 97019, 114140, 127310, 128180, 149260, 165503, 194038, 216427, 254620, 331006, 388076, 432854, 485095, 662012, 827515, 865708, 970190, 1082135, 1655030, 1940380, 2164270, 2813551, 3310060, 4328540, 5627102, 11254204, 14067755, 28135510, 56271020]

約数ペア:

[(1, 56271020), (2, 28135510), (4, 14067755), (5, 11254204), (10, 5627102), (13, 4328540), (17, 3310060), (20, 2813551), (26, 2164270), (29, 1940380), (34, 1655030), (52, 1082135), (58, 970190), (65, 865708), (68, 827515), (85, 662012), (116, 485095), (130, 432854), (145, 388076), (170, 331006), (221, 254620), (260, 216427), (290, 194038), (340, 165503), (377, 149260), (439, 128180), (442, 127310), (493, 114140), (580, 97019), (754, 74630), (878, 64090), (884, 63655), (986, 57070), (1105, 50924), (1508, 37315), (1756, 32045), (1885, 29852), (1972, 28535), (2195, 25636), (2210, 25462), (2465, 22828), (3770, 14926), (4390, 12818), (4420, 12731), (4930, 11414), (5707, 9860), (6409, 8780), (7463, 7540)]