20710010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 17900422

約数列:

[1, 2, 5, 10, 37, 74, 185, 223, 251, 370, 446, 502, 1115, 1255, 2230, 2510, 8251, 9287, 16502, 18574, 41255, 46435, 55973, 82510, 92870, 111946, 279865, 559730, 2071001, 4142002, 10355005, 20710010]

約数ペア:

[(1, 20710010), (2, 10355005), (5, 4142002), (10, 2071001), (37, 559730), (74, 279865), (185, 111946), (223, 92870), (251, 82510), (370, 55973), (446, 46435), (502, 41255), (1115, 18574), (1255, 16502), (2230, 9287), (2510, 8251)]