1780470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 4709952

約数和(自身を除く): 2929482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 271, 365, 438, 542, 657, 730, 813, 1095, 1314, 1355, 1626, 2190, 2439, 2710, 3285, 4065, 4878, 6570, 8130, 12195, 19783, 24390, 39566, 59349, 98915, 118698, 178047, 197830, 296745, 356094, 593490, 890235, 1780470]

約数ペア:

[(1, 1780470), (2, 890235), (3, 593490), (5, 356094), (6, 296745), (9, 197830), (10, 178047), (15, 118698), (18, 98915), (30, 59349), (45, 39566), (73, 24390), (90, 19783), (146, 12195), (219, 8130), (271, 6570), (365, 4878), (438, 4065), (542, 3285), (657, 2710), (730, 2439), (813, 2190), (1095, 1626), (1314, 1355)]