20911200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8713}}^1$

素因数の和:8736

約数の個数: 72

約数和(自身を含む): 68073768

約数和(自身を除く): 47162568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8713, 17426, 26139, 34852, 43565, 52278, 69704, 87130, 104556, 130695, 139408, 174260, 209112, 217825, 261390, 278816, 348520, 418224, 435650, 522780, 653475, 697040, 836448, 871300, 1045560, 1306950, 1394080, 1742600, 2091120, 2613900, 3485200, 4182240, 5227800, 6970400, 10455600, 20911200]

約数ペア:

[(1, 20911200), (2, 10455600), (3, 6970400), (4, 5227800), (5, 4182240), (6, 3485200), (8, 2613900), (10, 2091120), (12, 1742600), (15, 1394080), (16, 1306950), (20, 1045560), (24, 871300), (25, 836448), (30, 697040), (32, 653475), (40, 522780), (48, 435650), (50, 418224), (60, 348520), (75, 278816), (80, 261390), (96, 217825), (100, 209112), (120, 174260), (150, 139408), (160, 130695), (200, 104556), (240, 87130), (300, 69704), (400, 52278), (480, 43565), (600, 34852), (800, 26139), (1200, 17426), (2400, 8713)]