8101240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28933}}^1$

素因数の和:28951

約数の個数: 32

約数和(自身を含む): 20832480

約数和(自身を除く): 12731240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28933, 57866, 115732, 144665, 202531, 231464, 289330, 405062, 578660, 810124, 1012655, 1157320, 1620248, 2025310, 4050620, 8101240]

約数ペア:

[(1, 8101240), (2, 4050620), (4, 2025310), (5, 1620248), (7, 1157320), (8, 1012655), (10, 810124), (14, 578660), (20, 405062), (28, 289330), (35, 231464), (40, 202531), (56, 144665), (70, 115732), (140, 57866), (280, 28933)]