420357104

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{332561}}^1$

素因数の和:332648

約数の個数: 20

約数和(自身を含む): 824753760

約数和(自身を除く): 404396656

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 332561, 665122, 1330244, 2660488, 5320976, 26272319, 52544638, 105089276, 210178552, 420357104]

約数ペア:

[(1, 420357104), (2, 210178552), (4, 105089276), (8, 52544638), (16, 26272319), (79, 5320976), (158, 2660488), (316, 1330244), (632, 665122), (1264, 332561)]