28445230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 59590080

約数和(自身を除く): 31144850

約数列:

[1, 2, 5, 10, 11, 22, 29, 37, 55, 58, 74, 110, 145, 185, 241, 290, 319, 370, 407, 482, 638, 814, 1073, 1205, 1595, 2035, 2146, 2410, 2651, 3190, 4070, 5302, 5365, 6989, 8917, 10730, 11803, 13255, 13978, 17834, 23606, 26510, 34945, 44585, 59015, 69890, 76879, 89170, 98087, 118030, 153758, 196174, 258593, 384395, 490435, 517186, 768790, 980870, 1292965, 2585930, 2844523, 5689046, 14222615, 28445230]

約数ペア:

[(1, 28445230), (2, 14222615), (5, 5689046), (10, 2844523), (11, 2585930), (22, 1292965), (29, 980870), (37, 768790), (55, 517186), (58, 490435), (74, 384395), (110, 258593), (145, 196174), (185, 153758), (241, 118030), (290, 98087), (319, 89170), (370, 76879), (407, 69890), (482, 59015), (638, 44585), (814, 34945), (1073, 26510), (1205, 23606), (1595, 17834), (2035, 13978), (2146, 13255), (2410, 11803), (2651, 10730), (3190, 8917), (4070, 6989), (5302, 5365)]