23438840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 55944000

約数和(自身を除く): 32505160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 230, 292, 349, 365, 460, 584, 698, 730, 920, 1396, 1460, 1679, 1745, 2792, 2920, 3358, 3490, 6716, 6980, 8027, 8395, 13432, 13960, 16054, 16790, 25477, 32108, 33580, 40135, 50954, 64216, 67160, 80270, 101908, 127385, 160540, 203816, 254770, 321080, 509540, 585971, 1019080, 1171942, 2343884, 2929855, 4687768, 5859710, 11719420, 23438840]

約数ペア:

[(1, 23438840), (2, 11719420), (4, 5859710), (5, 4687768), (8, 2929855), (10, 2343884), (20, 1171942), (23, 1019080), (40, 585971), (46, 509540), (73, 321080), (92, 254770), (115, 203816), (146, 160540), (184, 127385), (230, 101908), (292, 80270), (349, 67160), (365, 64216), (460, 50954), (584, 40135), (698, 33580), (730, 32108), (920, 25477), (1396, 16790), (1460, 16054), (1679, 13960), (1745, 13432), (2792, 8395), (2920, 8027), (3358, 6980), (3490, 6716)]