72416440

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{4933}}^1$

素因数の和:5311

約数の個数: 32

約数和(自身を含む): 163414080

約数和(自身を除く): 90997640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 4933, 7340, 9866, 14680, 19732, 24665, 39464, 49330, 98660, 197320, 1810411, 3620822, 7241644, 9052055, 14483288, 18104110, 36208220, 72416440]

約数ペア:

[(1, 72416440), (2, 36208220), (4, 18104110), (5, 14483288), (8, 9052055), (10, 7241644), (20, 3620822), (40, 1810411), (367, 197320), (734, 98660), (1468, 49330), (1835, 39464), (2936, 24665), (3670, 19732), (4933, 14680), (7340, 9866)]