23240240

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{647}}^1$

素因数の和:1109

約数の個数: 40

約数和(自身を含む): 54237600

約数和(自身を除く): 30997360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 647, 898, 1294, 1796, 2245, 2588, 3235, 3592, 4490, 5176, 6470, 7184, 8980, 10352, 12940, 17960, 25880, 35920, 51760, 290503, 581006, 1162012, 1452515, 2324024, 2905030, 4648048, 5810060, 11620120, 23240240]

約数ペア:

[(1, 23240240), (2, 11620120), (4, 5810060), (5, 4648048), (8, 2905030), (10, 2324024), (16, 1452515), (20, 1162012), (40, 581006), (80, 290503), (449, 51760), (647, 35920), (898, 25880), (1294, 17960), (1796, 12940), (2245, 10352), (2588, 8980), (3235, 7184), (3592, 6470), (4490, 5176)]