39990248

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1427}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 78140160

約数和(自身を除く): 38149912

約数列:

[1, 2, 4, 8, 31, 62, 113, 124, 226, 248, 452, 904, 1427, 2854, 3503, 5708, 7006, 11416, 14012, 28024, 44237, 88474, 161251, 176948, 322502, 353896, 645004, 1290008, 4998781, 9997562, 19995124, 39990248]

約数ペア:

[(1, 39990248), (2, 19995124), (4, 9997562), (8, 4998781), (31, 1290008), (62, 645004), (113, 353896), (124, 322502), (226, 176948), (248, 161251), (452, 88474), (904, 44237), (1427, 28024), (2854, 14012), (3503, 11416), (5708, 7006)]