39904180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{607}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 88865280

約数和(自身を除く): 48961100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 607, 692, 865, 1214, 1730, 2428, 3035, 3287, 3460, 6070, 6574, 11533, 12140, 13148, 16435, 23066, 32870, 46132, 57665, 65740, 105011, 115330, 210022, 230660, 420044, 525055, 1050110, 1995209, 2100220, 3990418, 7980836, 9976045, 19952090, 39904180]

約数ペア:

[(1, 39904180), (2, 19952090), (4, 9976045), (5, 7980836), (10, 3990418), (19, 2100220), (20, 1995209), (38, 1050110), (76, 525055), (95, 420044), (173, 230660), (190, 210022), (346, 115330), (380, 105011), (607, 65740), (692, 57665), (865, 46132), (1214, 32870), (1730, 23066), (2428, 16435), (3035, 13148), (3287, 12140), (3460, 11533), (6070, 6574)]