40279610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2239}}^1$

素因数の和:2510

約数の個数: 32

約数和(自身を含む): 83220480

約数和(自身を除く): 42940870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2239, 2570, 3598, 4478, 8995, 11195, 15673, 17990, 22390, 31346, 78365, 156730, 575423, 1150846, 2877115, 4027961, 5754230, 8055922, 20139805, 40279610]

約数ペア:

[(1, 40279610), (2, 20139805), (5, 8055922), (7, 5754230), (10, 4027961), (14, 2877115), (35, 1150846), (70, 575423), (257, 156730), (514, 78365), (1285, 31346), (1799, 22390), (2239, 17990), (2570, 15673), (3598, 11195), (4478, 8995)]