39457540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 86413824

約数和(自身を除く): 46956284

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 710, 740, 751, 1420, 1502, 2627, 3004, 3755, 5254, 7510, 10508, 13135, 15020, 26270, 27787, 52540, 53321, 55574, 106642, 111148, 138935, 213284, 266605, 277870, 533210, 555740, 1066420, 1972877, 3945754, 7891508, 9864385, 19728770, 39457540]

約数ペア:

[(1, 39457540), (2, 19728770), (4, 9864385), (5, 7891508), (10, 3945754), (20, 1972877), (37, 1066420), (71, 555740), (74, 533210), (142, 277870), (148, 266605), (185, 213284), (284, 138935), (355, 111148), (370, 106642), (710, 55574), (740, 53321), (751, 52540), (1420, 27787), (1502, 26270), (2627, 15020), (3004, 13135), (3755, 10508), (5254, 7510)]