120295990

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 219684960

約数和(自身を除く): 99388970

約数列:

[1, 2, 5, 10, 131, 229, 262, 401, 458, 655, 802, 1145, 1310, 2005, 2290, 4010, 29999, 52531, 59998, 91829, 105062, 149995, 183658, 262655, 299990, 459145, 525310, 918290, 12029599, 24059198, 60147995, 120295990]

約数ペア:

[(1, 120295990), (2, 60147995), (5, 24059198), (10, 12029599), (131, 918290), (229, 525310), (262, 459145), (401, 299990), (458, 262655), (655, 183658), (802, 149995), (1145, 105062), (1310, 91829), (2005, 59998), (2290, 52531), (4010, 29999)]