1977680

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 4687200

約数和(自身を除く): 2709520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 419, 472, 590, 838, 944, 1180, 1676, 2095, 2360, 3352, 4190, 4720, 6704, 8380, 16760, 24721, 33520, 49442, 98884, 123605, 197768, 247210, 395536, 494420, 988840, 1977680]

約数ペア:

[(1, 1977680), (2, 988840), (4, 494420), (5, 395536), (8, 247210), (10, 197768), (16, 123605), (20, 98884), (40, 49442), (59, 33520), (80, 24721), (118, 16760), (236, 8380), (295, 6704), (419, 4720), (472, 4190), (590, 3352), (838, 2360), (944, 2095), (1180, 1676)]