74451320

素因数分解:

$2^3\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1823}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 167771520

約数和(自身を除く): 93320200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021, 1823, 2042, 3646, 4084, 5105, 7292, 8168, 9115, 10210, 14584, 18230, 20420, 36460, 40840, 72920, 1861283, 3722566, 7445132, 9306415, 14890264, 18612830, 37225660, 74451320]

約数ペア:

[(1, 74451320), (2, 37225660), (4, 18612830), (5, 14890264), (8, 9306415), (10, 7445132), (20, 3722566), (40, 1861283), (1021, 72920), (1823, 40840), (2042, 36460), (3646, 20420), (4084, 18230), (5105, 14584), (7292, 10210), (8168, 9115)]