16738040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 41580000

約数和(自身を除く): 24841960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 349, 436, 440, 545, 698, 872, 1090, 1199, 1396, 1745, 2180, 2398, 2792, 3490, 3839, 4360, 4796, 5995, 6980, 7678, 9592, 11990, 13960, 15356, 19195, 23980, 30712, 38041, 38390, 47960, 76082, 76780, 152164, 153560, 190205, 304328, 380410, 418451, 760820, 836902, 1521640, 1673804, 2092255, 3347608, 4184510, 8369020, 16738040]

約数ペア:

[(1, 16738040), (2, 8369020), (4, 4184510), (5, 3347608), (8, 2092255), (10, 1673804), (11, 1521640), (20, 836902), (22, 760820), (40, 418451), (44, 380410), (55, 304328), (88, 190205), (109, 153560), (110, 152164), (218, 76780), (220, 76082), (349, 47960), (436, 38390), (440, 38041), (545, 30712), (698, 23980), (872, 19195), (1090, 15356), (1199, 13960), (1396, 11990), (1745, 9592), (2180, 7678), (2398, 6980), (2792, 5995), (3490, 4796), (3839, 4360)]