40297708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 84490560

約数和(自身を除く): 44192852

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 59, 76, 86, 118, 172, 209, 236, 361, 418, 473, 649, 722, 817, 836, 946, 1121, 1298, 1444, 1634, 1892, 2242, 2537, 2596, 3268, 3971, 4484, 5074, 7942, 8987, 10148, 12331, 15523, 15884, 17974, 21299, 24662, 27907, 31046, 35948, 42598, 48203, 49324, 55814, 62092, 85196, 96406, 111628, 170753, 192812, 234289, 341506, 468578, 530233, 683012, 915857, 937156, 1060466, 1831714, 2120932, 3663428, 10074427, 20148854, 40297708]

約数ペア:

[(1, 40297708), (2, 20148854), (4, 10074427), (11, 3663428), (19, 2120932), (22, 1831714), (38, 1060466), (43, 937156), (44, 915857), (59, 683012), (76, 530233), (86, 468578), (118, 341506), (172, 234289), (209, 192812), (236, 170753), (361, 111628), (418, 96406), (473, 85196), (649, 62092), (722, 55814), (817, 49324), (836, 48203), (946, 42598), (1121, 35948), (1298, 31046), (1444, 27907), (1634, 24662), (1892, 21299), (2242, 17974), (2537, 15884), (2596, 15523), (3268, 12331), (3971, 10148), (4484, 8987), (5074, 7942)]