26380240

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{787}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 61558560

約数和(自身を除く): 35178320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 787, 838, 1574, 1676, 2095, 3148, 3352, 3935, 4190, 6296, 6704, 7870, 8380, 12592, 15740, 16760, 31480, 33520, 62960, 329753, 659506, 1319012, 1648765, 2638024, 3297530, 5276048, 6595060, 13190120, 26380240]

約数ペア:

[(1, 26380240), (2, 13190120), (4, 6595060), (5, 5276048), (8, 3297530), (10, 2638024), (16, 1648765), (20, 1319012), (40, 659506), (80, 329753), (419, 62960), (787, 33520), (838, 31480), (1574, 16760), (1676, 15740), (2095, 12592), (3148, 8380), (3352, 7870), (3935, 6704), (4190, 6296)]