439492280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{787}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 1034864640

約数和(自身を除く): 595372360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 607, 787, 920, 1214, 1574, 2428, 3035, 3148, 3935, 4856, 6070, 6296, 7870, 12140, 13961, 15740, 18101, 24280, 27922, 31480, 36202, 55844, 69805, 72404, 90505, 111688, 139610, 144808, 181010, 279220, 362020, 477709, 558440, 724040, 955418, 1910836, 2388545, 3821672, 4777090, 9554180, 10987307, 19108360, 21974614, 43949228, 54936535, 87898456, 109873070, 219746140, 439492280]

約数ペア:

[(1, 439492280), (2, 219746140), (4, 109873070), (5, 87898456), (8, 54936535), (10, 43949228), (20, 21974614), (23, 19108360), (40, 10987307), (46, 9554180), (92, 4777090), (115, 3821672), (184, 2388545), (230, 1910836), (460, 955418), (607, 724040), (787, 558440), (920, 477709), (1214, 362020), (1574, 279220), (2428, 181010), (3035, 144808), (3148, 139610), (3935, 111688), (4856, 90505), (6070, 72404), (6296, 69805), (7870, 55844), (12140, 36202), (13961, 31480), (15740, 27922), (18101, 24280)]