27698980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 60318720

約数和(自身を除く): 32619740

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 373, 395, 470, 746, 790, 940, 1492, 1580, 1865, 3713, 3730, 7426, 7460, 14852, 17531, 18565, 29467, 35062, 37130, 58934, 70124, 74260, 87655, 117868, 147335, 175310, 294670, 350620, 589340, 1384949, 2769898, 5539796, 6924745, 13849490, 27698980]

約数ペア:

[(1, 27698980), (2, 13849490), (4, 6924745), (5, 5539796), (10, 2769898), (20, 1384949), (47, 589340), (79, 350620), (94, 294670), (158, 175310), (188, 147335), (235, 117868), (316, 87655), (373, 74260), (395, 70124), (470, 58934), (746, 37130), (790, 35062), (940, 29467), (1492, 18565), (1580, 17531), (1865, 14852), (3713, 7460), (3730, 7426)]