19250770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1135

約数の個数: 64

約数和(自身を含む): 45121536

約数和(自身を除く): 25870766

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 1087, 1265, 1610, 1771, 2174, 2530, 3542, 5435, 7609, 8855, 10870, 11957, 15218, 17710, 23914, 25001, 38045, 50002, 59785, 76090, 83699, 119570, 125005, 167398, 175007, 250010, 275011, 350014, 418495, 550022, 836990, 875035, 1375055, 1750070, 1925077, 2750110, 3850154, 9625385, 19250770]

約数ペア:

[(1, 19250770), (2, 9625385), (5, 3850154), (7, 2750110), (10, 1925077), (11, 1750070), (14, 1375055), (22, 875035), (23, 836990), (35, 550022), (46, 418495), (55, 350014), (70, 275011), (77, 250010), (110, 175007), (115, 167398), (154, 125005), (161, 119570), (230, 83699), (253, 76090), (322, 59785), (385, 50002), (506, 38045), (770, 25001), (805, 23914), (1087, 17710), (1265, 15218), (1610, 11957), (1771, 10870), (2174, 8855), (2530, 7609), (3542, 5435)]