18437600

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1252

約数の個数: 72

約数和(自身を含む): 47418840

約数和(自身を除く): 28981240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1213, 1520, 1900, 2426, 3040, 3800, 4852, 6065, 7600, 9704, 12130, 15200, 19408, 23047, 24260, 30325, 38816, 46094, 48520, 60650, 92188, 97040, 115235, 121300, 184376, 194080, 230470, 242600, 368752, 460940, 485200, 576175, 737504, 921880, 970400, 1152350, 1843760, 2304700, 3687520, 4609400, 9218800, 18437600]

約数ペア:

[(1, 18437600), (2, 9218800), (4, 4609400), (5, 3687520), (8, 2304700), (10, 1843760), (16, 1152350), (19, 970400), (20, 921880), (25, 737504), (32, 576175), (38, 485200), (40, 460940), (50, 368752), (76, 242600), (80, 230470), (95, 194080), (100, 184376), (152, 121300), (160, 115235), (190, 97040), (200, 92188), (304, 60650), (380, 48520), (400, 46094), (475, 38816), (608, 30325), (760, 24260), (800, 23047), (950, 19408), (1213, 15200), (1520, 12130), (1900, 9704), (2426, 7600), (3040, 6065), (3800, 4852)]