17960800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 51840432

約数和(自身を除く): 33879632

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 157, 160, 176, 200, 208, 220, 260, 275, 286, 314, 325, 352, 400, 416, 440, 520, 550, 572, 628, 650, 715, 785, 800, 880, 1040, 1100, 1144, 1256, 1300, 1430, 1570, 1727, 1760, 2041, 2080, 2200, 2288, 2512, 2600, 2860, 3140, 3454, 3575, 3925, 4082, 4400, 4576, 5024, 5200, 5720, 6280, 6908, 7150, 7850, 8164, 8635, 8800, 10205, 10400, 11440, 12560, 13816, 14300, 15700, 16328, 17270, 20410, 22451, 22880, 25120, 27632, 28600, 31400, 32656, 34540, 40820, 43175, 44902, 51025, 55264, 57200, 62800, 65312, 69080, 81640, 86350, 89804, 102050, 112255, 114400, 125600, 138160, 163280, 172700, 179608, 204100, 224510, 276320, 326560, 345400, 359216, 408200, 449020, 561275, 690800, 718432, 816400, 898040, 1122550, 1381600, 1632800, 1796080, 2245100, 3592160, 4490200, 8980400, 17960800]

約数ペア:

[(1, 17960800), (2, 8980400), (4, 4490200), (5, 3592160), (8, 2245100), (10, 1796080), (11, 1632800), (13, 1381600), (16, 1122550), (20, 898040), (22, 816400), (25, 718432), (26, 690800), (32, 561275), (40, 449020), (44, 408200), (50, 359216), (52, 345400), (55, 326560), (65, 276320), (80, 224510), (88, 204100), (100, 179608), (104, 172700), (110, 163280), (130, 138160), (143, 125600), (157, 114400), (160, 112255), (176, 102050), (200, 89804), (208, 86350), (220, 81640), (260, 69080), (275, 65312), (286, 62800), (314, 57200), (325, 55264), (352, 51025), (400, 44902), (416, 43175), (440, 40820), (520, 34540), (550, 32656), (572, 31400), (628, 28600), (650, 27632), (715, 25120), (785, 22880), (800, 22451), (880, 20410), (1040, 17270), (1100, 16328), (1144, 15700), (1256, 14300), (1300, 13816), (1430, 12560), (1570, 11440), (1727, 10400), (1760, 10205), (2041, 8800), (2080, 8635), (2200, 8164), (2288, 7850), (2512, 7150), (2600, 6908), (2860, 6280), (3140, 5720), (3454, 5200), (3575, 5024), (3925, 4576), (4082, 4400)]