20277110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7829}}^1$

素因数の和:7880

約数の個数: 32

約数和(自身を含む): 42845760

約数和(自身を除く): 22568650

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 7829, 15658, 39145, 54803, 78290, 109606, 274015, 289673, 548030, 579346, 1448365, 2027711, 2896730, 4055422, 10138555, 20277110]

約数ペア:

[(1, 20277110), (2, 10138555), (5, 4055422), (7, 2896730), (10, 2027711), (14, 1448365), (35, 579346), (37, 548030), (70, 289673), (74, 274015), (185, 109606), (259, 78290), (370, 54803), (518, 39145), (1295, 15658), (2590, 7829)]