26138480

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{823}}^1$

素因数の和:1233

約数の個数: 40

約数和(自身を含む): 60999072

約数和(自身を除く): 34860592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 823, 1588, 1646, 1985, 3176, 3292, 3970, 4115, 6352, 6584, 7940, 8230, 13168, 15880, 16460, 31760, 32920, 65840, 326731, 653462, 1306924, 1633655, 2613848, 3267310, 5227696, 6534620, 13069240, 26138480]

約数ペア:

[(1, 26138480), (2, 13069240), (4, 6534620), (5, 5227696), (8, 3267310), (10, 2613848), (16, 1633655), (20, 1306924), (40, 653462), (80, 326731), (397, 65840), (794, 32920), (823, 31760), (1588, 16460), (1646, 15880), (1985, 13168), (3176, 8230), (3292, 7940), (3970, 6584), (4115, 6352)]