1889375600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21767}}^1$

素因数の和:21823

約数の個数: 120

約数和(自身を含む): 5355276288

約数和(自身を除く): 3465900688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2170, 2480, 2800, 3100, 3472, 4340, 5425, 6200, 8680, 10850, 12400, 17360, 21700, 21767, 43400, 43534, 86800, 87068, 108835, 152369, 174136, 217670, 304738, 348272, 435340, 544175, 609476, 674777, 761845, 870680, 1088350, 1218952, 1349554, 1523690, 1741360, 2176700, 2437904, 2699108, 3047380, 3373885, 3809225, 4353400, 4723439, 5398216, 6094760, 6747770, 7618450, 8706800, 9446878, 10796432, 12189520, 13495540, 15236900, 16869425, 18893756, 23617195, 26991080, 30473800, 33738850, 37787512, 47234390, 53982160, 60947600, 67477700, 75575024, 94468780, 118085975, 134955400, 188937560, 236171950, 269910800, 377875120, 472343900, 944687800, 1889375600]

約数ペア:

[(1, 1889375600), (2, 944687800), (4, 472343900), (5, 377875120), (7, 269910800), (8, 236171950), (10, 188937560), (14, 134955400), (16, 118085975), (20, 94468780), (25, 75575024), (28, 67477700), (31, 60947600), (35, 53982160), (40, 47234390), (50, 37787512), (56, 33738850), (62, 30473800), (70, 26991080), (80, 23617195), (100, 18893756), (112, 16869425), (124, 15236900), (140, 13495540), (155, 12189520), (175, 10796432), (200, 9446878), (217, 8706800), (248, 7618450), (280, 6747770), (310, 6094760), (350, 5398216), (400, 4723439), (434, 4353400), (496, 3809225), (560, 3373885), (620, 3047380), (700, 2699108), (775, 2437904), (868, 2176700), (1085, 1741360), (1240, 1523690), (1400, 1349554), (1550, 1218952), (1736, 1088350), (2170, 870680), (2480, 761845), (2800, 674777), (3100, 609476), (3472, 544175), (4340, 435340), (5425, 348272), (6200, 304738), (8680, 217670), (10850, 174136), (12400, 152369), (17360, 108835), (21700, 87068), (21767, 86800), (43400, 43534)]