8491210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 20224512

約数和(自身を除く): 11733302

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 43, 49, 62, 65, 70, 86, 91, 98, 130, 155, 182, 215, 217, 245, 301, 310, 403, 430, 434, 455, 490, 559, 602, 637, 806, 910, 1085, 1118, 1274, 1333, 1505, 1519, 2015, 2107, 2170, 2666, 2795, 2821, 3010, 3038, 3185, 3913, 4030, 4214, 5590, 5642, 6370, 6665, 7595, 7826, 9331, 10535, 13330, 14105, 15190, 17329, 18662, 19565, 19747, 21070, 27391, 28210, 34658, 39130, 39494, 46655, 54782, 65317, 86645, 93310, 98735, 121303, 130634, 136955, 173290, 197470, 242606, 273910, 326585, 606515, 653170, 849121, 1213030, 1698242, 4245605, 8491210]

約数ペア:

[(1, 8491210), (2, 4245605), (5, 1698242), (7, 1213030), (10, 849121), (13, 653170), (14, 606515), (26, 326585), (31, 273910), (35, 242606), (43, 197470), (49, 173290), (62, 136955), (65, 130634), (70, 121303), (86, 98735), (91, 93310), (98, 86645), (130, 65317), (155, 54782), (182, 46655), (215, 39494), (217, 39130), (245, 34658), (301, 28210), (310, 27391), (403, 21070), (430, 19747), (434, 19565), (455, 18662), (490, 17329), (559, 15190), (602, 14105), (637, 13330), (806, 10535), (910, 9331), (1085, 7826), (1118, 7595), (1274, 6665), (1333, 6370), (1505, 5642), (1519, 5590), (2015, 4214), (2107, 4030), (2170, 3913), (2666, 3185), (2795, 3038), (2821, 3010)]