40193968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1213}}^1$

素因数の和:1349

約数の個数: 40

約数和(自身を含む): 82794800

約数和(自身を除く): 42600832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 109, 152, 218, 304, 436, 872, 1213, 1744, 2071, 2426, 4142, 4852, 8284, 9704, 16568, 19408, 23047, 33136, 46094, 92188, 132217, 184376, 264434, 368752, 528868, 1057736, 2115472, 2512123, 5024246, 10048492, 20096984, 40193968]

約数ペア:

[(1, 40193968), (2, 20096984), (4, 10048492), (8, 5024246), (16, 2512123), (19, 2115472), (38, 1057736), (76, 528868), (109, 368752), (152, 264434), (218, 184376), (304, 132217), (436, 92188), (872, 46094), (1213, 33136), (1744, 23047), (2071, 19408), (2426, 16568), (4142, 9704), (4852, 8284)]