28914870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20507}}^1$

素因数の和:20564

約数の個数: 32

約数和(自身を含む): 70875648

約数和(自身を除く): 41960778

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 20507, 41014, 61521, 102535, 123042, 205070, 307605, 615210, 963829, 1927658, 2891487, 4819145, 5782974, 9638290, 14457435, 28914870]

約数ペア:

[(1, 28914870), (2, 14457435), (3, 9638290), (5, 5782974), (6, 4819145), (10, 2891487), (15, 1927658), (30, 963829), (47, 615210), (94, 307605), (141, 205070), (235, 123042), (282, 102535), (470, 61521), (705, 41014), (1410, 20507)]