2021942230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{25999}}^1$

素因数の和:26125

約数の個数: 64

約数和(自身を含む): 4582656000

約数和(自身を除く): 2560713770

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 101, 110, 154, 202, 385, 505, 707, 770, 1010, 1111, 1414, 2222, 3535, 5555, 7070, 7777, 11110, 15554, 25999, 38885, 51998, 77770, 129995, 181993, 259990, 285989, 363986, 571978, 909965, 1429945, 1819930, 2001923, 2625899, 2859890, 4003846, 5251798, 10009615, 13129495, 18381293, 20019230, 26258990, 28884889, 36762586, 57769778, 91906465, 144424445, 183812930, 202194223, 288848890, 404388446, 1010971115, 2021942230]

約数ペア:

[(1, 2021942230), (2, 1010971115), (5, 404388446), (7, 288848890), (10, 202194223), (11, 183812930), (14, 144424445), (22, 91906465), (35, 57769778), (55, 36762586), (70, 28884889), (77, 26258990), (101, 20019230), (110, 18381293), (154, 13129495), (202, 10009615), (385, 5251798), (505, 4003846), (707, 2859890), (770, 2625899), (1010, 2001923), (1111, 1819930), (1414, 1429945), (2222, 909965), (3535, 571978), (5555, 363986), (7070, 285989), (7777, 259990), (11110, 181993), (15554, 129995), (25999, 77770), (38885, 51998)]