1118410490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{59}}^2\times {\mathrm{89}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 2185576020

約数和(自身を除く): 1067165530

約数列:

[1, 2, 5, 10, 19, 38, 59, 89, 95, 118, 178, 190, 295, 361, 445, 590, 722, 890, 1121, 1691, 1805, 2242, 3382, 3481, 3610, 5251, 5605, 6962, 8455, 10502, 11210, 16910, 17405, 21299, 26255, 32129, 34810, 42598, 52510, 64258, 66139, 99769, 106495, 132278, 160645, 199538, 212990, 309809, 321290, 330695, 498845, 619618, 661390, 997690, 1256641, 1549045, 1895611, 2513282, 3098090, 3791222, 5886371, 6283205, 9478055, 11772742, 12566410, 18956110, 29431855, 58863710, 111841049, 223682098, 559205245, 1118410490]

約数ペア:

[(1, 1118410490), (2, 559205245), (5, 223682098), (10, 111841049), (19, 58863710), (38, 29431855), (59, 18956110), (89, 12566410), (95, 11772742), (118, 9478055), (178, 6283205), (190, 5886371), (295, 3791222), (361, 3098090), (445, 2513282), (590, 1895611), (722, 1549045), (890, 1256641), (1121, 997690), (1691, 661390), (1805, 619618), (2242, 498845), (3382, 330695), (3481, 321290), (3610, 309809), (5251, 212990), (5605, 199538), (6962, 160645), (8455, 132278), (10502, 106495), (11210, 99769), (16910, 66139), (17405, 64258), (21299, 52510), (26255, 42598), (32129, 34810)]