880492030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{19013}}^1$

素因数の和:19452

約数の個数: 32

約数和(自身を含む): 1733164128

約数和(自身を除く): 852672098

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 2105, 4210, 4631, 9262, 19013, 23155, 38026, 46310, 95065, 190130, 209143, 418286, 1045715, 2091430, 8004473, 16008946, 40022365, 80044730, 88049203, 176098406, 440246015, 880492030]

約数ペア:

[(1, 880492030), (2, 440246015), (5, 176098406), (10, 88049203), (11, 80044730), (22, 40022365), (55, 16008946), (110, 8004473), (421, 2091430), (842, 1045715), (2105, 418286), (4210, 209143), (4631, 190130), (9262, 95065), (19013, 46310), (23155, 38026)]