28283030

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{683}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 52744608

約数和(自身を除く): 24461578

約数列:

[1, 2, 5, 10, 41, 82, 101, 202, 205, 410, 505, 683, 1010, 1366, 3415, 4141, 6830, 8282, 20705, 28003, 41410, 56006, 68983, 137966, 140015, 280030, 344915, 689830, 2828303, 5656606, 14141515, 28283030]

約数ペア:

[(1, 28283030), (2, 14141515), (5, 5656606), (10, 2828303), (41, 689830), (82, 344915), (101, 280030), (202, 140015), (205, 137966), (410, 68983), (505, 56006), (683, 41410), (1010, 28003), (1366, 20705), (3415, 8282), (4141, 6830)]