40989784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12589}}^1$

素因数の和:12643

約数の個数: 32

約数和(自身を含む): 86115600

約数和(自身を除く): 45125816

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 12589, 25178, 50356, 100712, 138479, 276958, 465793, 553916, 931586, 1107832, 1863172, 3726344, 5123723, 10247446, 20494892, 40989784]

約数ペア:

[(1, 40989784), (2, 20494892), (4, 10247446), (8, 5123723), (11, 3726344), (22, 1863172), (37, 1107832), (44, 931586), (74, 553916), (88, 465793), (148, 276958), (296, 138479), (407, 100712), (814, 50356), (1628, 25178), (3256, 12589)]