1738942040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{22079}}^1$

素因数の和:22280

約数の個数: 64

約数和(自身を含む): 4292352000

約数和(自身を除く): 2553409960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 358, 440, 716, 895, 1432, 1790, 1969, 3580, 3938, 7160, 7876, 9845, 15752, 19690, 22079, 39380, 44158, 78760, 88316, 110395, 176632, 220790, 242869, 441580, 485738, 883160, 971476, 1214345, 1942952, 2428690, 3952141, 4857380, 7904282, 9714760, 15808564, 19760705, 31617128, 39521410, 43473551, 79042820, 86947102, 158085640, 173894204, 217367755, 347788408, 434735510, 869471020, 1738942040]

約数ペア:

[(1, 1738942040), (2, 869471020), (4, 434735510), (5, 347788408), (8, 217367755), (10, 173894204), (11, 158085640), (20, 86947102), (22, 79042820), (40, 43473551), (44, 39521410), (55, 31617128), (88, 19760705), (110, 15808564), (179, 9714760), (220, 7904282), (358, 4857380), (440, 3952141), (716, 2428690), (895, 1942952), (1432, 1214345), (1790, 971476), (1969, 883160), (3580, 485738), (3938, 441580), (7160, 242869), (7876, 220790), (9845, 176632), (15752, 110395), (19690, 88316), (22079, 78760), (39380, 44158)]