21814400

素因数分解:

$2^7\times 5^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 57200580

約数和(自身を除く): 35386180

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 272, 320, 340, 400, 401, 425, 544, 640, 680, 800, 802, 850, 1088, 1360, 1600, 1604, 1700, 2005, 2176, 2720, 3200, 3208, 3400, 4010, 5440, 6416, 6800, 6817, 8020, 10025, 10880, 12832, 13600, 13634, 16040, 20050, 25664, 27200, 27268, 32080, 34085, 40100, 51328, 54400, 54536, 64160, 68170, 80200, 109072, 128320, 136340, 160400, 170425, 218144, 256640, 272680, 320800, 340850, 436288, 545360, 641600, 681700, 872576, 1090720, 1283200, 1363400, 2181440, 2726800, 4362880, 5453600, 10907200, 21814400]

約数ペア:

[(1, 21814400), (2, 10907200), (4, 5453600), (5, 4362880), (8, 2726800), (10, 2181440), (16, 1363400), (17, 1283200), (20, 1090720), (25, 872576), (32, 681700), (34, 641600), (40, 545360), (50, 436288), (64, 340850), (68, 320800), (80, 272680), (85, 256640), (100, 218144), (128, 170425), (136, 160400), (160, 136340), (170, 128320), (200, 109072), (272, 80200), (320, 68170), (340, 64160), (400, 54536), (401, 54400), (425, 51328), (544, 40100), (640, 34085), (680, 32080), (800, 27268), (802, 27200), (850, 25664), (1088, 20050), (1360, 16040), (1600, 13634), (1604, 13600), (1700, 12832), (2005, 10880), (2176, 10025), (2720, 8020), (3200, 6817), (3208, 6800), (3400, 6416), (4010, 5440)]