330855980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181789}}^1$

素因数の和:181818

約数の個数: 48

約数和(自身を含む): 855140160

約数和(自身を除く): 524284180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 181789, 363578, 727156, 908945, 1272523, 1817890, 2363257, 2545046, 3635780, 4726514, 5090092, 6362615, 9453028, 11816285, 12725230, 16542799, 23632570, 25450460, 33085598, 47265140, 66171196, 82713995, 165427990, 330855980]

約数ペア:

[(1, 330855980), (2, 165427990), (4, 82713995), (5, 66171196), (7, 47265140), (10, 33085598), (13, 25450460), (14, 23632570), (20, 16542799), (26, 12725230), (28, 11816285), (35, 9453028), (52, 6362615), (65, 5090092), (70, 4726514), (91, 3635780), (130, 2545046), (140, 2363257), (182, 1817890), (260, 1272523), (364, 908945), (455, 727156), (910, 363578), (1820, 181789)]