20235635980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{273233}}^1$

素因数の和:273295

約数の個数: 72

約数和(自身を含む): 50769063072

約数和(自身を除く): 30533427092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 529, 644, 805, 1058, 1610, 2116, 2645, 3220, 3703, 5290, 7406, 10580, 14812, 18515, 37030, 74060, 273233, 546466, 1092932, 1366165, 1912631, 2732330, 3825262, 5464660, 6284359, 7650524, 9563155, 12568718, 19126310, 25137436, 31421795, 38252620, 43990513, 62843590, 87981026, 125687180, 144540257, 175962052, 219952565, 289080514, 439905130, 578161028, 722701285, 879810260, 1011781799, 1445402570, 2023563598, 2890805140, 4047127196, 5058908995, 10117817990, 20235635980]

約数ペア:

[(1, 20235635980), (2, 10117817990), (4, 5058908995), (5, 4047127196), (7, 2890805140), (10, 2023563598), (14, 1445402570), (20, 1011781799), (23, 879810260), (28, 722701285), (35, 578161028), (46, 439905130), (70, 289080514), (92, 219952565), (115, 175962052), (140, 144540257), (161, 125687180), (230, 87981026), (322, 62843590), (460, 43990513), (529, 38252620), (644, 31421795), (805, 25137436), (1058, 19126310), (1610, 12568718), (2116, 9563155), (2645, 7650524), (3220, 6284359), (3703, 5464660), (5290, 3825262), (7406, 2732330), (10580, 1912631), (14812, 1366165), (18515, 1092932), (37030, 546466), (74060, 273233)]