28354340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{28933}}^1$

素因数の和:28956

約数の個数: 36

約数和(自身を含む): 69267996

約数和(自身を除く): 40913656

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 28933, 57866, 115732, 144665, 202531, 289330, 405062, 578660, 810124, 1012655, 1417717, 2025310, 2835434, 4050620, 5670868, 7088585, 14177170, 28354340]

約数ペア:

[(1, 28354340), (2, 14177170), (4, 7088585), (5, 5670868), (7, 4050620), (10, 2835434), (14, 2025310), (20, 1417717), (28, 1012655), (35, 810124), (49, 578660), (70, 405062), (98, 289330), (140, 202531), (196, 144665), (245, 115732), (490, 57866), (980, 28933)]