39853240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{449}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 103032000

約数和(自身を除く): 63178760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317, 449, 634, 898, 1268, 1585, 1796, 2219, 2245, 2536, 3143, 3170, 3592, 4438, 4490, 6286, 6340, 8876, 8980, 11095, 12572, 12680, 15715, 17752, 17960, 22190, 25144, 31430, 44380, 62860, 88760, 125720, 142333, 284666, 569332, 711665, 996331, 1138664, 1423330, 1992662, 2846660, 3985324, 4981655, 5693320, 7970648, 9963310, 19926620, 39853240]

約数ペア:

[(1, 39853240), (2, 19926620), (4, 9963310), (5, 7970648), (7, 5693320), (8, 4981655), (10, 3985324), (14, 2846660), (20, 1992662), (28, 1423330), (35, 1138664), (40, 996331), (56, 711665), (70, 569332), (140, 284666), (280, 142333), (317, 125720), (449, 88760), (634, 62860), (898, 44380), (1268, 31430), (1585, 25144), (1796, 22190), (2219, 17960), (2245, 17752), (2536, 15715), (3143, 12680), (3170, 12572), (3592, 11095), (4438, 8980), (4490, 8876), (6286, 6340)]