27896680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 74939040

約数和(自身を除く): 47042360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 331, 344, 392, 430, 490, 602, 662, 860, 980, 1204, 1324, 1505, 1655, 1720, 1960, 2107, 2317, 2408, 2648, 3010, 3310, 4214, 4634, 6020, 6620, 8428, 9268, 10535, 11585, 12040, 13240, 14233, 16219, 16856, 18536, 21070, 23170, 28466, 32438, 42140, 46340, 56932, 64876, 71165, 81095, 84280, 92680, 99631, 113864, 129752, 142330, 162190, 199262, 284660, 324380, 398524, 498155, 569320, 648760, 697417, 797048, 996310, 1394834, 1992620, 2789668, 3487085, 3985240, 5579336, 6974170, 13948340, 27896680]

約数ペア:

[(1, 27896680), (2, 13948340), (4, 6974170), (5, 5579336), (7, 3985240), (8, 3487085), (10, 2789668), (14, 1992620), (20, 1394834), (28, 996310), (35, 797048), (40, 697417), (43, 648760), (49, 569320), (56, 498155), (70, 398524), (86, 324380), (98, 284660), (140, 199262), (172, 162190), (196, 142330), (215, 129752), (245, 113864), (280, 99631), (301, 92680), (331, 84280), (344, 81095), (392, 71165), (430, 64876), (490, 56932), (602, 46340), (662, 42140), (860, 32438), (980, 28466), (1204, 23170), (1324, 21070), (1505, 18536), (1655, 16856), (1720, 16219), (1960, 14233), (2107, 13240), (2317, 12040), (2408, 11585), (2648, 10535), (3010, 9268), (3310, 8428), (4214, 6620), (4634, 6020)]