19467400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 49104000

約数和(自身を除く): 29636600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 47, 50, 76, 94, 95, 100, 109, 152, 188, 190, 200, 218, 235, 376, 380, 436, 470, 475, 545, 760, 872, 893, 940, 950, 1090, 1175, 1786, 1880, 1900, 2071, 2180, 2350, 2725, 3572, 3800, 4142, 4360, 4465, 4700, 5123, 5450, 7144, 8284, 8930, 9400, 10246, 10355, 10900, 16568, 17860, 20492, 20710, 21800, 22325, 25615, 35720, 40984, 41420, 44650, 51230, 51775, 82840, 89300, 97337, 102460, 103550, 128075, 178600, 194674, 204920, 207100, 256150, 389348, 414200, 486685, 512300, 778696, 973370, 1024600, 1946740, 2433425, 3893480, 4866850, 9733700, 19467400]

約数ペア:

[(1, 19467400), (2, 9733700), (4, 4866850), (5, 3893480), (8, 2433425), (10, 1946740), (19, 1024600), (20, 973370), (25, 778696), (38, 512300), (40, 486685), (47, 414200), (50, 389348), (76, 256150), (94, 207100), (95, 204920), (100, 194674), (109, 178600), (152, 128075), (188, 103550), (190, 102460), (200, 97337), (218, 89300), (235, 82840), (376, 51775), (380, 51230), (436, 44650), (470, 41420), (475, 40984), (545, 35720), (760, 25615), (872, 22325), (893, 21800), (940, 20710), (950, 20492), (1090, 17860), (1175, 16568), (1786, 10900), (1880, 10355), (1900, 10246), (2071, 9400), (2180, 8930), (2350, 8284), (2725, 7144), (3572, 5450), (3800, 5123), (4142, 4700), (4360, 4465)]