4486240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2549}}^1$

素因数の和:2575

約数の個数: 48

約数和(自身を含む): 11566800

約数和(自身を除く): 7080560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 2549, 5098, 10196, 12745, 20392, 25490, 28039, 40784, 50980, 56078, 81568, 101960, 112156, 140195, 203920, 224312, 280390, 407840, 448624, 560780, 897248, 1121560, 2243120, 4486240]

約数ペア:

[(1, 4486240), (2, 2243120), (4, 1121560), (5, 897248), (8, 560780), (10, 448624), (11, 407840), (16, 280390), (20, 224312), (22, 203920), (32, 140195), (40, 112156), (44, 101960), (55, 81568), (80, 56078), (88, 50980), (110, 40784), (160, 28039), (176, 25490), (220, 20392), (352, 12745), (440, 10196), (880, 5098), (1760, 2549)]