354229340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{25411}}^1$

素因数の和:25478

約数の個数: 48

約数和(自身を含む): 806881824

約数和(自身を除く): 452652484

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 13940, 25411, 50822, 101644, 127055, 254110, 431987, 508220, 863974, 1041851, 1727948, 2083702, 2159935, 4167404, 4319870, 5209255, 8639740, 10418510, 17711467, 20837020, 35422934, 70845868, 88557335, 177114670, 354229340]

約数ペア:

[(1, 354229340), (2, 177114670), (4, 88557335), (5, 70845868), (10, 35422934), (17, 20837020), (20, 17711467), (34, 10418510), (41, 8639740), (68, 5209255), (82, 4319870), (85, 4167404), (164, 2159935), (170, 2083702), (205, 1727948), (340, 1041851), (410, 863974), (697, 508220), (820, 431987), (1394, 254110), (2788, 127055), (3485, 101644), (6970, 50822), (13940, 25411)]