9919700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 25331712

約数和(自身を除く): 15412012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 74, 100, 140, 148, 175, 185, 259, 350, 370, 383, 518, 700, 740, 766, 925, 1036, 1295, 1532, 1850, 1915, 2590, 2681, 3700, 3830, 5180, 5362, 6475, 7660, 9575, 10724, 12950, 13405, 14171, 19150, 25900, 26810, 28342, 38300, 53620, 56684, 67025, 70855, 99197, 134050, 141710, 198394, 268100, 283420, 354275, 396788, 495985, 708550, 991970, 1417100, 1983940, 2479925, 4959850, 9919700]

約数ペア:

[(1, 9919700), (2, 4959850), (4, 2479925), (5, 1983940), (7, 1417100), (10, 991970), (14, 708550), (20, 495985), (25, 396788), (28, 354275), (35, 283420), (37, 268100), (50, 198394), (70, 141710), (74, 134050), (100, 99197), (140, 70855), (148, 67025), (175, 56684), (185, 53620), (259, 38300), (350, 28342), (370, 26810), (383, 25900), (518, 19150), (700, 14171), (740, 13405), (766, 12950), (925, 10724), (1036, 9575), (1295, 7660), (1532, 6475), (1850, 5362), (1915, 5180), (2590, 3830), (2681, 3700)]