42121360

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2203}}^1$

素因数の和:2455

約数の個数: 40

約数和(自身を含む): 98386560

約数和(自身を除く): 56265200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2203, 2390, 3824, 4406, 4780, 8812, 9560, 11015, 17624, 19120, 22030, 35248, 44060, 88120, 176240, 526517, 1053034, 2106068, 2632585, 4212136, 5265170, 8424272, 10530340, 21060680, 42121360]

約数ペア:

[(1, 42121360), (2, 21060680), (4, 10530340), (5, 8424272), (8, 5265170), (10, 4212136), (16, 2632585), (20, 2106068), (40, 1053034), (80, 526517), (239, 176240), (478, 88120), (956, 44060), (1195, 35248), (1912, 22030), (2203, 19120), (2390, 17624), (3824, 11015), (4406, 9560), (4780, 8812)]