187480420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3967}}^1$

素因数の和:4132

約数の個数: 48

約数和(自身を含む): 419973120

約数和(自身を除く): 232492700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2363, 2780, 3967, 4726, 7934, 9452, 11815, 15868, 19835, 23630, 39670, 47260, 67439, 79340, 134878, 269756, 337195, 551413, 674390, 1102826, 1348780, 2205652, 2757065, 5514130, 9374021, 11028260, 18748042, 37496084, 46870105, 93740210, 187480420]

約数ペア:

[(1, 187480420), (2, 93740210), (4, 46870105), (5, 37496084), (10, 18748042), (17, 11028260), (20, 9374021), (34, 5514130), (68, 2757065), (85, 2205652), (139, 1348780), (170, 1102826), (278, 674390), (340, 551413), (556, 337195), (695, 269756), (1390, 134878), (2363, 79340), (2780, 67439), (3967, 47260), (4726, 39670), (7934, 23630), (9452, 19835), (11815, 15868)]