789714380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61987}}^1$

素因数の和:62023

約数の個数: 72

約数和(自身を含む): 2077589808

約数和(自身を除く): 1287875428

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 61987, 123974, 247948, 309935, 433909, 619870, 805831, 867818, 1239740, 1611662, 1735636, 2169545, 3037363, 3223324, 4029155, 4339090, 5640817, 6074726, 8058310, 8678180, 11281634, 12149452, 15186815, 16116620, 22563268, 28204085, 30373630, 39485719, 56408170, 60747260, 78971438, 112816340, 157942876, 197428595, 394857190, 789714380]

約数ペア:

[(1, 789714380), (2, 394857190), (4, 197428595), (5, 157942876), (7, 112816340), (10, 78971438), (13, 60747260), (14, 56408170), (20, 39485719), (26, 30373630), (28, 28204085), (35, 22563268), (49, 16116620), (52, 15186815), (65, 12149452), (70, 11281634), (91, 8678180), (98, 8058310), (130, 6074726), (140, 5640817), (182, 4339090), (196, 4029155), (245, 3223324), (260, 3037363), (364, 2169545), (455, 1735636), (490, 1611662), (637, 1239740), (910, 867818), (980, 805831), (1274, 619870), (1820, 433909), (2548, 309935), (3185, 247948), (6370, 123974), (12740, 61987)]