24978280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 59259600

約数和(自身を除く): 34281320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 145, 232, 244, 290, 305, 353, 488, 580, 610, 706, 1160, 1220, 1412, 1765, 1769, 2440, 2824, 3530, 3538, 7060, 7076, 8845, 10237, 14120, 14152, 17690, 20474, 21533, 35380, 40948, 43066, 51185, 70760, 81896, 86132, 102370, 107665, 172264, 204740, 215330, 409480, 430660, 624457, 861320, 1248914, 2497828, 3122285, 4995656, 6244570, 12489140, 24978280]

約数ペア:

[(1, 24978280), (2, 12489140), (4, 6244570), (5, 4995656), (8, 3122285), (10, 2497828), (20, 1248914), (29, 861320), (40, 624457), (58, 430660), (61, 409480), (116, 215330), (122, 204740), (145, 172264), (232, 107665), (244, 102370), (290, 86132), (305, 81896), (353, 70760), (488, 51185), (580, 43066), (610, 40948), (706, 35380), (1160, 21533), (1220, 20474), (1412, 17690), (1765, 14152), (1769, 14120), (2440, 10237), (2824, 8845), (3530, 7076), (3538, 7060)]