1505940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 4441920

約数和(自身を除く): 2935980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1321, 2642, 3963, 5284, 6605, 7926, 13210, 15852, 19815, 25099, 26420, 39630, 50198, 75297, 79260, 100396, 125495, 150594, 250990, 301188, 376485, 501980, 752970, 1505940]

約数ペア:

[(1, 1505940), (2, 752970), (3, 501980), (4, 376485), (5, 301188), (6, 250990), (10, 150594), (12, 125495), (15, 100396), (19, 79260), (20, 75297), (30, 50198), (38, 39630), (57, 26420), (60, 25099), (76, 19815), (95, 15852), (114, 13210), (190, 7926), (228, 6605), (285, 5284), (380, 3963), (570, 2642), (1140, 1321)]