8889667760

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1406593}}^1$

素因数の和:1406685

約数の個数: 40

約数和(自身を含む): 20930118720

約数和(自身を除く): 12040450960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 1406593, 2813186, 5626372, 7032965, 11252744, 14065930, 22505488, 28131860, 56263720, 111120847, 112527440, 222241694, 444483388, 555604235, 888966776, 1111208470, 1777933552, 2222416940, 4444833880, 8889667760]

約数ペア:

[(1, 8889667760), (2, 4444833880), (4, 2222416940), (5, 1777933552), (8, 1111208470), (10, 888966776), (16, 555604235), (20, 444483388), (40, 222241694), (79, 112527440), (80, 111120847), (158, 56263720), (316, 28131860), (395, 22505488), (632, 14065930), (790, 11252744), (1264, 7032965), (1580, 5626372), (3160, 2813186), (6320, 1406593)]