28104090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3617}}^1$

素因数の和:3671

約数の個数: 64

約数和(自身を含む): 79190784

約数和(自身を除く): 51086694

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3617, 3885, 7234, 7770, 10851, 18085, 21702, 25319, 36170, 50638, 54255, 75957, 108510, 126595, 133829, 151914, 253190, 267658, 379785, 401487, 669145, 759570, 802974, 936803, 1338290, 1873606, 2007435, 2810409, 4014870, 4684015, 5620818, 9368030, 14052045, 28104090]

約数ペア:

[(1, 28104090), (2, 14052045), (3, 9368030), (5, 5620818), (6, 4684015), (7, 4014870), (10, 2810409), (14, 2007435), (15, 1873606), (21, 1338290), (30, 936803), (35, 802974), (37, 759570), (42, 669145), (70, 401487), (74, 379785), (105, 267658), (111, 253190), (185, 151914), (210, 133829), (222, 126595), (259, 108510), (370, 75957), (518, 54255), (555, 50638), (777, 36170), (1110, 25319), (1295, 21702), (1554, 18085), (2590, 10851), (3617, 7770), (3885, 7234)]