40664066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 66173760

約数和(自身を除く): 25509694

約数列:

[1, 2, 19, 38, 73, 107, 137, 146, 214, 274, 1387, 2033, 2603, 2774, 4066, 5206, 7811, 10001, 14659, 15622, 20002, 29318, 148409, 190019, 278521, 296818, 380038, 557042, 1070107, 2140214, 20332033, 40664066]

約数ペア:

[(1, 40664066), (2, 20332033), (19, 2140214), (38, 1070107), (73, 557042), (107, 380038), (137, 296818), (146, 278521), (214, 190019), (274, 148409), (1387, 29318), (2033, 20002), (2603, 15622), (2774, 14659), (4066, 10001), (5206, 7811)]