421036790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2083}}^1$

素因数の和:2177

約数の個数: 64

約数和(自身を含む): 850772160

約数和(自身を除く): 429735370

約数列:

[1, 2, 5, 10, 17, 29, 34, 41, 58, 82, 85, 145, 170, 205, 290, 410, 493, 697, 986, 1189, 1394, 2083, 2378, 2465, 3485, 4166, 4930, 5945, 6970, 10415, 11890, 20213, 20830, 35411, 40426, 60407, 70822, 85403, 101065, 120814, 170806, 177055, 202130, 302035, 354110, 427015, 604070, 854030, 1026919, 1451851, 2053838, 2476687, 2903702, 4953374, 5134595, 7259255, 10269190, 12383435, 14518510, 24766870, 42103679, 84207358, 210518395, 421036790]

約数ペア:

[(1, 421036790), (2, 210518395), (5, 84207358), (10, 42103679), (17, 24766870), (29, 14518510), (34, 12383435), (41, 10269190), (58, 7259255), (82, 5134595), (85, 4953374), (145, 2903702), (170, 2476687), (205, 2053838), (290, 1451851), (410, 1026919), (493, 854030), (697, 604070), (986, 427015), (1189, 354110), (1394, 302035), (2083, 202130), (2378, 177055), (2465, 170806), (3485, 120814), (4166, 101065), (4930, 85403), (5945, 70822), (6970, 60407), (10415, 40426), (11890, 35411), (20213, 20830)]