2507840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:495

約数の個数: 56

約数和(自身を含む): 6336792

約数和(自身を除く): 3828952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 461, 544, 680, 922, 1088, 1360, 1844, 2305, 2720, 3688, 4610, 5440, 7376, 7837, 9220, 14752, 15674, 18440, 29504, 31348, 36880, 39185, 62696, 73760, 78370, 125392, 147520, 156740, 250784, 313480, 501568, 626960, 1253920, 2507840]

約数ペア:

[(1, 2507840), (2, 1253920), (4, 626960), (5, 501568), (8, 313480), (10, 250784), (16, 156740), (17, 147520), (20, 125392), (32, 78370), (34, 73760), (40, 62696), (64, 39185), (68, 36880), (80, 31348), (85, 29504), (136, 18440), (160, 15674), (170, 14752), (272, 9220), (320, 7837), (340, 7376), (461, 5440), (544, 4610), (680, 3688), (922, 2720), (1088, 2305), (1360, 1844)]