13946900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 34164480

約数和(自身を除く): 20217580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 155, 220, 275, 310, 341, 409, 550, 620, 682, 775, 818, 1100, 1364, 1550, 1636, 1705, 2045, 3100, 3410, 4090, 4499, 6820, 8180, 8525, 8998, 10225, 12679, 17050, 17996, 20450, 22495, 25358, 34100, 40900, 44990, 50716, 63395, 89980, 112475, 126790, 139469, 224950, 253580, 278938, 316975, 449900, 557876, 633950, 697345, 1267900, 1394690, 2789380, 3486725, 6973450, 13946900]

約数ペア:

[(1, 13946900), (2, 6973450), (4, 3486725), (5, 2789380), (10, 1394690), (11, 1267900), (20, 697345), (22, 633950), (25, 557876), (31, 449900), (44, 316975), (50, 278938), (55, 253580), (62, 224950), (100, 139469), (110, 126790), (124, 112475), (155, 89980), (220, 63395), (275, 50716), (310, 44990), (341, 40900), (409, 34100), (550, 25358), (620, 22495), (682, 20450), (775, 17996), (818, 17050), (1100, 12679), (1364, 10225), (1550, 8998), (1636, 8525), (1705, 8180), (2045, 6820), (3100, 4499), (3410, 4090)]