17620900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 42434784

約数和(自身を除く): 24813884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 83, 100, 110, 166, 193, 220, 275, 332, 386, 415, 550, 772, 830, 913, 965, 1100, 1660, 1826, 1930, 2075, 2123, 3652, 3860, 4150, 4246, 4565, 4825, 8300, 8492, 9130, 9650, 10615, 16019, 18260, 19300, 21230, 22825, 32038, 42460, 45650, 53075, 64076, 80095, 91300, 106150, 160190, 176209, 212300, 320380, 352418, 400475, 704836, 800950, 881045, 1601900, 1762090, 3524180, 4405225, 8810450, 17620900]

約数ペア:

[(1, 17620900), (2, 8810450), (4, 4405225), (5, 3524180), (10, 1762090), (11, 1601900), (20, 881045), (22, 800950), (25, 704836), (44, 400475), (50, 352418), (55, 320380), (83, 212300), (100, 176209), (110, 160190), (166, 106150), (193, 91300), (220, 80095), (275, 64076), (332, 53075), (386, 45650), (415, 42460), (550, 32038), (772, 22825), (830, 21230), (913, 19300), (965, 18260), (1100, 16019), (1660, 10615), (1826, 9650), (1930, 9130), (2075, 8492), (2123, 8300), (3652, 4825), (3860, 4565), (4150, 4246)]