74268880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{132623}}^1$

素因数の和:132643

約数の個数: 40

約数和(自身を含む): 197344512

約数和(自身を除く): 123075632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 132623, 265246, 530492, 663115, 928361, 1060984, 1326230, 1856722, 2121968, 2652460, 3713444, 4641805, 5304920, 7426888, 9283610, 10609840, 14853776, 18567220, 37134440, 74268880]

約数ペア:

[(1, 74268880), (2, 37134440), (4, 18567220), (5, 14853776), (7, 10609840), (8, 9283610), (10, 7426888), (14, 5304920), (16, 4641805), (20, 3713444), (28, 2652460), (35, 2121968), (40, 1856722), (56, 1326230), (70, 1060984), (80, 928361), (112, 663115), (140, 530492), (280, 265246), (560, 132623)]