1003308220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1\times {\mathrm{991}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 2127863808

約数和(自身を除く): 1124555588

約数列:

[1, 2, 4, 5, 10, 20, 223, 227, 446, 454, 892, 908, 991, 1115, 1135, 1982, 2230, 2270, 3964, 4460, 4540, 4955, 9910, 19820, 50621, 101242, 202484, 220993, 224957, 253105, 441986, 449914, 506210, 883972, 899828, 1012420, 1104965, 1124785, 2209930, 2249570, 4419860, 4499140, 50165411, 100330822, 200661644, 250827055, 501654110, 1003308220]

約数ペア:

[(1, 1003308220), (2, 501654110), (4, 250827055), (5, 200661644), (10, 100330822), (20, 50165411), (223, 4499140), (227, 4419860), (446, 2249570), (454, 2209930), (892, 1124785), (908, 1104965), (991, 1012420), (1115, 899828), (1135, 883972), (1982, 506210), (2230, 449914), (2270, 441986), (3964, 253105), (4460, 224957), (4540, 220993), (4955, 202484), (9910, 101242), (19820, 50621)]