19045100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{659}}^1$

素因数の和:707

約数の個数: 54

約数和(自身を含む): 43968540

約数和(自身を除く): 24923440

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 659, 850, 1156, 1318, 1445, 1700, 2636, 2890, 3295, 5780, 6590, 7225, 11203, 13180, 14450, 16475, 22406, 28900, 32950, 44812, 56015, 65900, 112030, 190451, 224060, 280075, 380902, 560150, 761804, 952255, 1120300, 1904510, 3809020, 4761275, 9522550, 19045100]

約数ペア:

[(1, 19045100), (2, 9522550), (4, 4761275), (5, 3809020), (10, 1904510), (17, 1120300), (20, 952255), (25, 761804), (34, 560150), (50, 380902), (68, 280075), (85, 224060), (100, 190451), (170, 112030), (289, 65900), (340, 56015), (425, 44812), (578, 32950), (659, 28900), (850, 22406), (1156, 16475), (1318, 14450), (1445, 13180), (1700, 11203), (2636, 7225), (2890, 6590), (3295, 5780)]