2930900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 7499520

約数和(自身を除く): 4568620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 79, 100, 106, 140, 158, 175, 212, 265, 316, 350, 371, 395, 530, 553, 700, 742, 790, 1060, 1106, 1325, 1484, 1580, 1855, 1975, 2212, 2650, 2765, 3710, 3950, 4187, 5300, 5530, 7420, 7900, 8374, 9275, 11060, 13825, 16748, 18550, 20935, 27650, 29309, 37100, 41870, 55300, 58618, 83740, 104675, 117236, 146545, 209350, 293090, 418700, 586180, 732725, 1465450, 2930900]

約数ペア:

[(1, 2930900), (2, 1465450), (4, 732725), (5, 586180), (7, 418700), (10, 293090), (14, 209350), (20, 146545), (25, 117236), (28, 104675), (35, 83740), (50, 58618), (53, 55300), (70, 41870), (79, 37100), (100, 29309), (106, 27650), (140, 20935), (158, 18550), (175, 16748), (212, 13825), (265, 11060), (316, 9275), (350, 8374), (371, 7900), (395, 7420), (530, 5530), (553, 5300), (700, 4187), (742, 3950), (790, 3710), (1060, 2765), (1106, 2650), (1325, 2212), (1484, 1975), (1580, 1855)]