155777620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4639}}^1$

素因数の和:4744

約数の個数: 48

約数和(自身を含む): 346106880

約数和(自身を除く): 190329260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 460, 730, 1460, 1679, 3358, 4639, 6716, 8395, 9278, 16790, 18556, 23195, 33580, 46390, 92780, 106697, 213394, 338647, 426788, 533485, 677294, 1066970, 1354588, 1693235, 2133940, 3386470, 6772940, 7788881, 15577762, 31155524, 38944405, 77888810, 155777620]

約数ペア:

[(1, 155777620), (2, 77888810), (4, 38944405), (5, 31155524), (10, 15577762), (20, 7788881), (23, 6772940), (46, 3386470), (73, 2133940), (92, 1693235), (115, 1354588), (146, 1066970), (230, 677294), (292, 533485), (365, 426788), (460, 338647), (730, 213394), (1460, 106697), (1679, 92780), (3358, 46390), (4639, 33580), (6716, 23195), (8395, 18556), (9278, 16790)]