25308840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{210907}}^1$

素因数の和:210921

約数の個数: 32

約数和(自身を含む): 75926880

約数和(自身を除く): 50618040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 210907, 421814, 632721, 843628, 1054535, 1265442, 1687256, 2109070, 2530884, 3163605, 4218140, 5061768, 6327210, 8436280, 12654420, 25308840]

約数ペア:

[(1, 25308840), (2, 12654420), (3, 8436280), (4, 6327210), (5, 5061768), (6, 4218140), (8, 3163605), (10, 2530884), (12, 2109070), (15, 1687256), (20, 1265442), (24, 1054535), (30, 843628), (40, 632721), (60, 421814), (120, 210907)]