8214684380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{118061}}^1$

素因数の和:118155

約数の個数: 72

約数和(自身を含む): 20350110816

約数和(自身を除く): 12135426436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1988, 2485, 3479, 4970, 6958, 9940, 13916, 17395, 34790, 69580, 118061, 236122, 472244, 590305, 826427, 1180610, 1652854, 2361220, 3305708, 4132135, 5784989, 8264270, 8382331, 11569978, 16528540, 16764662, 23139956, 28924945, 33529324, 41911655, 57849890, 58676317, 83823310, 115699780, 117352634, 167646620, 234705268, 293381585, 410734219, 586763170, 821468438, 1173526340, 1642936876, 2053671095, 4107342190, 8214684380]

約数ペア:

[(1, 8214684380), (2, 4107342190), (4, 2053671095), (5, 1642936876), (7, 1173526340), (10, 821468438), (14, 586763170), (20, 410734219), (28, 293381585), (35, 234705268), (49, 167646620), (70, 117352634), (71, 115699780), (98, 83823310), (140, 58676317), (142, 57849890), (196, 41911655), (245, 33529324), (284, 28924945), (355, 23139956), (490, 16764662), (497, 16528540), (710, 11569978), (980, 8382331), (994, 8264270), (1420, 5784989), (1988, 4132135), (2485, 3305708), (3479, 2361220), (4970, 1652854), (6958, 1180610), (9940, 826427), (13916, 590305), (17395, 472244), (34790, 236122), (69580, 118061)]