40152920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13751}}^1$

素因数の和:13835

約数の個数: 32

約数和(自身を含む): 91588320

約数和(自身を除く): 51435400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13751, 27502, 55004, 68755, 110008, 137510, 275020, 550040, 1003823, 2007646, 4015292, 5019115, 8030584, 10038230, 20076460, 40152920]

約数ペア:

[(1, 40152920), (2, 20076460), (4, 10038230), (5, 8030584), (8, 5019115), (10, 4015292), (20, 2007646), (40, 1003823), (73, 550040), (146, 275020), (292, 137510), (365, 110008), (584, 68755), (730, 55004), (1460, 27502), (2920, 13751)]