39788520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1321}}^1$

素因数の和:1586

約数の個数: 64

約数和(自身を含む): 119931840

約数和(自身を除く): 80143320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1321, 1506, 2008, 2510, 2642, 3012, 3765, 3963, 5020, 5284, 6024, 6605, 7530, 7926, 10040, 10568, 13210, 15060, 15852, 19815, 26420, 30120, 31704, 39630, 52840, 79260, 158520, 331571, 663142, 994713, 1326284, 1657855, 1989426, 2652568, 3315710, 3978852, 4973565, 6631420, 7957704, 9947130, 13262840, 19894260, 39788520]

約数ペア:

[(1, 39788520), (2, 19894260), (3, 13262840), (4, 9947130), (5, 7957704), (6, 6631420), (8, 4973565), (10, 3978852), (12, 3315710), (15, 2652568), (20, 1989426), (24, 1657855), (30, 1326284), (40, 994713), (60, 663142), (120, 331571), (251, 158520), (502, 79260), (753, 52840), (1004, 39630), (1255, 31704), (1321, 30120), (1506, 26420), (2008, 19815), (2510, 15852), (2642, 15060), (3012, 13210), (3765, 10568), (3963, 10040), (5020, 7926), (5284, 7530), (6024, 6605)]