11822240

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2049

約数の個数: 48

約数和(自身を含む): 28699272

約数和(自身を除く): 16877032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 1997, 2960, 3994, 5920, 7988, 9985, 15976, 19970, 31952, 39940, 63904, 73889, 79880, 147778, 159760, 295556, 319520, 369445, 591112, 738890, 1182224, 1477780, 2364448, 2955560, 5911120, 11822240]

約数ペア:

[(1, 11822240), (2, 5911120), (4, 2955560), (5, 2364448), (8, 1477780), (10, 1182224), (16, 738890), (20, 591112), (32, 369445), (37, 319520), (40, 295556), (74, 159760), (80, 147778), (148, 79880), (160, 73889), (185, 63904), (296, 39940), (370, 31952), (592, 19970), (740, 15976), (1184, 9985), (1480, 7988), (1997, 5920), (2960, 3994)]