490478156780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1\times {\mathrm{935777}}^1$

素因数の和:936218

約数の個数: 48

約数和(自身を含む): 1047023288640

約数和(自身を除く): 556545131860

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 359, 365, 718, 730, 1436, 1460, 1795, 3590, 7180, 26207, 52414, 104828, 131035, 262070, 524140, 935777, 1871554, 3743108, 4678885, 9357770, 18715540, 68311721, 136623442, 273246884, 335943943, 341558605, 671887886, 683117210, 1343775772, 1366234420, 1679719715, 3359439430, 6718878860, 24523907839, 49047815678, 98095631356, 122619539195, 245239078390, 490478156780]

約数ペア:

[(1, 490478156780), (2, 245239078390), (4, 122619539195), (5, 98095631356), (10, 49047815678), (20, 24523907839), (73, 6718878860), (146, 3359439430), (292, 1679719715), (359, 1366234420), (365, 1343775772), (718, 683117210), (730, 671887886), (1436, 341558605), (1460, 335943943), (1795, 273246884), (3590, 136623442), (7180, 68311721), (26207, 18715540), (52414, 9357770), (104828, 4678885), (131035, 3743108), (262070, 1871554), (524140, 935777)]