880300420

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1\times {\mathrm{587}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 1867017600

約数和(自身を除く): 986717180

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 449, 587, 668, 835, 898, 1174, 1670, 1796, 2245, 2348, 2935, 3340, 4490, 5870, 8980, 11740, 74983, 98029, 149966, 196058, 263563, 299932, 374915, 392116, 490145, 527126, 749830, 980290, 1054252, 1317815, 1499660, 1960580, 2635630, 5271260, 44015021, 88030042, 176060084, 220075105, 440150210, 880300420]

約数ペア:

[(1, 880300420), (2, 440150210), (4, 220075105), (5, 176060084), (10, 88030042), (20, 44015021), (167, 5271260), (334, 2635630), (449, 1960580), (587, 1499660), (668, 1317815), (835, 1054252), (898, 980290), (1174, 749830), (1670, 527126), (1796, 490145), (2245, 392116), (2348, 374915), (2935, 299932), (3340, 263563), (4490, 196058), (5870, 149966), (8980, 98029), (11740, 74983)]