18683000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 53239680

約数和(自身を除く): 34556680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 125, 136, 140, 157, 170, 175, 200, 238, 250, 280, 314, 340, 350, 425, 476, 500, 595, 628, 680, 700, 785, 850, 875, 952, 1000, 1099, 1190, 1256, 1400, 1570, 1700, 1750, 2125, 2198, 2380, 2669, 2975, 3140, 3400, 3500, 3925, 4250, 4396, 4760, 5338, 5495, 5950, 6280, 7000, 7850, 8500, 8792, 10676, 10990, 11900, 13345, 14875, 15700, 17000, 18683, 19625, 21352, 21980, 23800, 26690, 27475, 29750, 31400, 37366, 39250, 43960, 53380, 54950, 59500, 66725, 74732, 78500, 93415, 106760, 109900, 119000, 133450, 137375, 149464, 157000, 186830, 219800, 266900, 274750, 333625, 373660, 467075, 533800, 549500, 667250, 747320, 934150, 1099000, 1334500, 1868300, 2335375, 2669000, 3736600, 4670750, 9341500, 18683000]

約数ペア:

[(1, 18683000), (2, 9341500), (4, 4670750), (5, 3736600), (7, 2669000), (8, 2335375), (10, 1868300), (14, 1334500), (17, 1099000), (20, 934150), (25, 747320), (28, 667250), (34, 549500), (35, 533800), (40, 467075), (50, 373660), (56, 333625), (68, 274750), (70, 266900), (85, 219800), (100, 186830), (119, 157000), (125, 149464), (136, 137375), (140, 133450), (157, 119000), (170, 109900), (175, 106760), (200, 93415), (238, 78500), (250, 74732), (280, 66725), (314, 59500), (340, 54950), (350, 53380), (425, 43960), (476, 39250), (500, 37366), (595, 31400), (628, 29750), (680, 27475), (700, 26690), (785, 23800), (850, 21980), (875, 21352), (952, 19625), (1000, 18683), (1099, 17000), (1190, 15700), (1256, 14875), (1400, 13345), (1570, 11900), (1700, 10990), (1750, 10676), (2125, 8792), (2198, 8500), (2380, 7850), (2669, 7000), (2975, 6280), (3140, 5950), (3400, 5495), (3500, 5338), (3925, 4760), (4250, 4396)]