20452350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{2311}}^1$

素因数の和:2385

約数の個数: 48

約数和(自身を含む): 51603840

約数和(自身を除く): 31151490

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 59, 75, 118, 150, 177, 295, 354, 590, 885, 1475, 1770, 2311, 2950, 4425, 4622, 6933, 8850, 11555, 13866, 23110, 34665, 57775, 69330, 115550, 136349, 173325, 272698, 346650, 409047, 681745, 818094, 1363490, 2045235, 3408725, 4090470, 6817450, 10226175, 20452350]

約数ペア:

[(1, 20452350), (2, 10226175), (3, 6817450), (5, 4090470), (6, 3408725), (10, 2045235), (15, 1363490), (25, 818094), (30, 681745), (50, 409047), (59, 346650), (75, 272698), (118, 173325), (150, 136349), (177, 115550), (295, 69330), (354, 57775), (590, 34665), (885, 23110), (1475, 13866), (1770, 11555), (2311, 8850), (2950, 6933), (4425, 4622)]