19037600

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:522

約数の個数: 72

約数和(自身を含む): 47457900

約数和(自身を除く): 28420300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 449, 530, 800, 848, 898, 1060, 1325, 1696, 1796, 2120, 2245, 2650, 3592, 4240, 4490, 5300, 7184, 8480, 8980, 10600, 11225, 14368, 17960, 21200, 22450, 23797, 35920, 42400, 44900, 47594, 71840, 89800, 95188, 118985, 179600, 190376, 237970, 359200, 380752, 475940, 594925, 761504, 951880, 1189850, 1903760, 2379700, 3807520, 4759400, 9518800, 19037600]

約数ペア:

[(1, 19037600), (2, 9518800), (4, 4759400), (5, 3807520), (8, 2379700), (10, 1903760), (16, 1189850), (20, 951880), (25, 761504), (32, 594925), (40, 475940), (50, 380752), (53, 359200), (80, 237970), (100, 190376), (106, 179600), (160, 118985), (200, 95188), (212, 89800), (265, 71840), (400, 47594), (424, 44900), (449, 42400), (530, 35920), (800, 23797), (848, 22450), (898, 21200), (1060, 17960), (1325, 14368), (1696, 11225), (1796, 10600), (2120, 8980), (2245, 8480), (2650, 7184), (3592, 5300), (4240, 4490)]