407777990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1\times {\mathrm{3037}}^1$

素因数の和:3536

約数の個数: 32

約数和(自身を含む): 761201280

約数和(自身を除く): 353423290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 463, 926, 2315, 3037, 4630, 6074, 13427, 15185, 26854, 30370, 67135, 88073, 134270, 176146, 440365, 880730, 1406131, 2812262, 7030655, 14061310, 40777799, 81555598, 203888995, 407777990]

約数ペア:

[(1, 407777990), (2, 203888995), (5, 81555598), (10, 40777799), (29, 14061310), (58, 7030655), (145, 2812262), (290, 1406131), (463, 880730), (926, 440365), (2315, 176146), (3037, 134270), (4630, 88073), (6074, 67135), (13427, 30370), (15185, 26854)]