243042440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{47843}}^1$

素因数の和:47981

約数の個数: 32

約数和(自身を含む): 551162880

約数和(自身を除く): 308120440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 47843, 95686, 191372, 239215, 382744, 478430, 956860, 1913720, 6076061, 12152122, 24304244, 30380305, 48608488, 60760610, 121521220, 243042440]

約数ペア:

[(1, 243042440), (2, 121521220), (4, 60760610), (5, 48608488), (8, 30380305), (10, 24304244), (20, 12152122), (40, 6076061), (127, 1913720), (254, 956860), (508, 478430), (635, 382744), (1016, 239215), (1270, 191372), (2540, 95686), (5080, 47843)]