19074400

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 72

約数和(自身を含む): 47200104

約数和(自身を除く): 28125704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 211, 226, 400, 422, 452, 565, 800, 844, 904, 1055, 1130, 1688, 1808, 2110, 2260, 2825, 3376, 3616, 4220, 4520, 5275, 5650, 6752, 8440, 9040, 10550, 11300, 16880, 18080, 21100, 22600, 23843, 33760, 42200, 45200, 47686, 84400, 90400, 95372, 119215, 168800, 190744, 238430, 381488, 476860, 596075, 762976, 953720, 1192150, 1907440, 2384300, 3814880, 4768600, 9537200, 19074400]

約数ペア:

[(1, 19074400), (2, 9537200), (4, 4768600), (5, 3814880), (8, 2384300), (10, 1907440), (16, 1192150), (20, 953720), (25, 762976), (32, 596075), (40, 476860), (50, 381488), (80, 238430), (100, 190744), (113, 168800), (160, 119215), (200, 95372), (211, 90400), (226, 84400), (400, 47686), (422, 45200), (452, 42200), (565, 33760), (800, 23843), (844, 22600), (904, 21100), (1055, 18080), (1130, 16880), (1688, 11300), (1808, 10550), (2110, 9040), (2260, 8440), (2825, 6752), (3376, 5650), (3616, 5275), (4220, 4520)]