28907410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{821}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 59657472

約数和(自身を除く): 30750062

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 503, 821, 1006, 1642, 2515, 3521, 4105, 5030, 5747, 7042, 8210, 11494, 17605, 28735, 35210, 57470, 412963, 825926, 2064815, 2890741, 4129630, 5781482, 14453705, 28907410]

約数ペア:

[(1, 28907410), (2, 14453705), (5, 5781482), (7, 4129630), (10, 2890741), (14, 2064815), (35, 825926), (70, 412963), (503, 57470), (821, 35210), (1006, 28735), (1642, 17605), (2515, 11494), (3521, 8210), (4105, 7042), (5030, 5747)]