2420800

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 84

約数和(自身を含む): 6377940

約数和(自身を除く): 3957140

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 89, 100, 136, 160, 170, 178, 200, 272, 320, 340, 356, 400, 425, 445, 544, 680, 712, 800, 850, 890, 1088, 1360, 1424, 1513, 1600, 1700, 1780, 2225, 2720, 2848, 3026, 3400, 3560, 4450, 5440, 5696, 6052, 6800, 7120, 7565, 8900, 12104, 13600, 14240, 15130, 17800, 24208, 27200, 28480, 30260, 35600, 37825, 48416, 60520, 71200, 75650, 96832, 121040, 142400, 151300, 242080, 302600, 484160, 605200, 1210400, 2420800]

約数ペア:

[(1, 2420800), (2, 1210400), (4, 605200), (5, 484160), (8, 302600), (10, 242080), (16, 151300), (17, 142400), (20, 121040), (25, 96832), (32, 75650), (34, 71200), (40, 60520), (50, 48416), (64, 37825), (68, 35600), (80, 30260), (85, 28480), (89, 27200), (100, 24208), (136, 17800), (160, 15130), (170, 14240), (178, 13600), (200, 12104), (272, 8900), (320, 7565), (340, 7120), (356, 6800), (400, 6052), (425, 5696), (445, 5440), (544, 4450), (680, 3560), (712, 3400), (800, 3026), (850, 2848), (890, 2720), (1088, 2225), (1360, 1780), (1424, 1700), (1513, 1600)]