2980484080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{54869}}^1$

素因数の和:54986

約数の個数: 80

約数和(自身を含む): 8001362880

約数和(自身を除く): 5020878800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3880, 5432, 6790, 7760, 10864, 13580, 27160, 54320, 54869, 109738, 219476, 274345, 384083, 438952, 548690, 768166, 877904, 1097380, 1536332, 1920415, 2194760, 3072664, 3840830, 4389520, 5322293, 6145328, 7681660, 10644586, 15363320, 21289172, 26611465, 30726640, 37256051, 42578344, 53222930, 74512102, 85156688, 106445860, 149024204, 186280255, 212891720, 298048408, 372560510, 425783440, 596096816, 745121020, 1490242040, 2980484080]

約数ペア:

[(1, 2980484080), (2, 1490242040), (4, 745121020), (5, 596096816), (7, 425783440), (8, 372560510), (10, 298048408), (14, 212891720), (16, 186280255), (20, 149024204), (28, 106445860), (35, 85156688), (40, 74512102), (56, 53222930), (70, 42578344), (80, 37256051), (97, 30726640), (112, 26611465), (140, 21289172), (194, 15363320), (280, 10644586), (388, 7681660), (485, 6145328), (560, 5322293), (679, 4389520), (776, 3840830), (970, 3072664), (1358, 2194760), (1552, 1920415), (1940, 1536332), (2716, 1097380), (3395, 877904), (3880, 768166), (5432, 548690), (6790, 438952), (7760, 384083), (10864, 274345), (13580, 219476), (27160, 109738), (54320, 54869)]