42870940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18013}}^1$

素因数の和:18046

約数の個数: 48

約数和(自身を含む): 108948672

約数和(自身を除く): 66077732

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 18013, 36026, 72052, 90065, 126091, 180130, 252182, 306221, 360260, 504364, 612442, 630455, 1224884, 1260910, 1531105, 2143547, 2521820, 3062210, 4287094, 6124420, 8574188, 10717735, 21435470, 42870940]

約数ペア:

[(1, 42870940), (2, 21435470), (4, 10717735), (5, 8574188), (7, 6124420), (10, 4287094), (14, 3062210), (17, 2521820), (20, 2143547), (28, 1531105), (34, 1260910), (35, 1224884), (68, 630455), (70, 612442), (85, 504364), (119, 360260), (140, 306221), (170, 252182), (238, 180130), (340, 126091), (476, 90065), (595, 72052), (1190, 36026), (2380, 18013)]