30619400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{21871}}^1$

素因数の和:21894

約数の個数: 48

約数和(自身を含む): 81363840

約数和(自身を除く): 50744440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 21871, 43742, 87484, 109355, 153097, 174968, 218710, 306194, 437420, 546775, 612388, 765485, 874840, 1093550, 1224776, 1530970, 2187100, 3061940, 3827425, 4374200, 6123880, 7654850, 15309700, 30619400]

約数ペア:

[(1, 30619400), (2, 15309700), (4, 7654850), (5, 6123880), (7, 4374200), (8, 3827425), (10, 3061940), (14, 2187100), (20, 1530970), (25, 1224776), (28, 1093550), (35, 874840), (40, 765485), (50, 612388), (56, 546775), (70, 437420), (100, 306194), (140, 218710), (175, 174968), (200, 153097), (280, 109355), (350, 87484), (700, 43742), (1400, 21871)]