2405850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 6121632

約数和(自身を除く): 3715782

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 373, 430, 645, 746, 1075, 1119, 1290, 1865, 2150, 2238, 3225, 3730, 5595, 6450, 9325, 11190, 16039, 18650, 27975, 32078, 48117, 55950, 80195, 96234, 160390, 240585, 400975, 481170, 801950, 1202925, 2405850]

約数ペア:

[(1, 2405850), (2, 1202925), (3, 801950), (5, 481170), (6, 400975), (10, 240585), (15, 160390), (25, 96234), (30, 80195), (43, 55950), (50, 48117), (75, 32078), (86, 27975), (129, 18650), (150, 16039), (215, 11190), (258, 9325), (373, 6450), (430, 5595), (645, 3730), (746, 3225), (1075, 2238), (1119, 2150), (1290, 1865)]