244759540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{5179}}^1$

素因数の和:5344

約数の個数: 48

約数和(自身を含む): 548251200

約数和(自身を除く): 303491660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2363, 2780, 4726, 5179, 9452, 10358, 11815, 20716, 23630, 25895, 47260, 51790, 88043, 103580, 176086, 352172, 440215, 719881, 880430, 1439762, 1760860, 2879524, 3599405, 7198810, 12237977, 14397620, 24475954, 48951908, 61189885, 122379770, 244759540]

約数ペア:

[(1, 244759540), (2, 122379770), (4, 61189885), (5, 48951908), (10, 24475954), (17, 14397620), (20, 12237977), (34, 7198810), (68, 3599405), (85, 2879524), (139, 1760860), (170, 1439762), (278, 880430), (340, 719881), (556, 440215), (695, 352172), (1390, 176086), (2363, 103580), (2780, 88043), (4726, 51790), (5179, 47260), (9452, 25895), (10358, 23630), (11815, 20716)]