242448580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{26879}}^1$

素因数の和:26940

約数の個数: 48

約数和(自身を含む): 568995840

約数和(自身を除く): 326547260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 26879, 53758, 107516, 134395, 268790, 295669, 537580, 591338, 1102039, 1182676, 1478345, 2204078, 2956690, 4408156, 5510195, 5913380, 11020390, 12122429, 22040780, 24244858, 48489716, 60612145, 121224290, 242448580]

約数ペア:

[(1, 242448580), (2, 121224290), (4, 60612145), (5, 48489716), (10, 24244858), (11, 22040780), (20, 12122429), (22, 11020390), (41, 5913380), (44, 5510195), (55, 4408156), (82, 2956690), (110, 2204078), (164, 1478345), (205, 1182676), (220, 1102039), (410, 591338), (451, 537580), (820, 295669), (902, 268790), (1804, 134395), (2255, 107516), (4510, 53758), (9020, 26879)]