30705160

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4019}}^1$

素因数の和:4221

約数の個数: 32

約数和(自身を含む): 69465600

約数和(自身を除く): 38760440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 4019, 7640, 8038, 16076, 20095, 32152, 40190, 80380, 160760, 767629, 1535258, 3070516, 3838145, 6141032, 7676290, 15352580, 30705160]

約数ペア:

[(1, 30705160), (2, 15352580), (4, 7676290), (5, 6141032), (8, 3838145), (10, 3070516), (20, 1535258), (40, 767629), (191, 160760), (382, 80380), (764, 40190), (955, 32152), (1528, 20095), (1910, 16076), (3820, 8038), (4019, 7640)]