397575720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1104377}}^1$

素因数の和:1104394

約数の個数: 48

約数和(自身を含む): 1292122260

約数和(自身を除く): 894546540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1104377, 2208754, 3313131, 4417508, 5521885, 6626262, 8835016, 9939393, 11043770, 13252524, 16565655, 19878786, 22087540, 26505048, 33131310, 39757572, 44175080, 49696965, 66262620, 79515144, 99393930, 132525240, 198787860, 397575720]

約数ペア:

[(1, 397575720), (2, 198787860), (3, 132525240), (4, 99393930), (5, 79515144), (6, 66262620), (8, 49696965), (9, 44175080), (10, 39757572), (12, 33131310), (15, 26505048), (18, 22087540), (20, 19878786), (24, 16565655), (30, 13252524), (36, 11043770), (40, 9939393), (45, 8835016), (60, 6626262), (72, 5521885), (90, 4417508), (120, 3313131), (180, 2208754), (360, 1104377)]