2791040

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{89}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 7848900

約数和(自身を除く): 5057860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 89, 98, 112, 128, 140, 160, 178, 196, 224, 245, 280, 320, 356, 392, 445, 448, 490, 560, 623, 640, 712, 784, 890, 896, 980, 1120, 1246, 1424, 1568, 1780, 1960, 2240, 2492, 2848, 3115, 3136, 3560, 3920, 4361, 4480, 4984, 5696, 6230, 6272, 7120, 7840, 8722, 9968, 11392, 12460, 14240, 15680, 17444, 19936, 21805, 24920, 28480, 31360, 34888, 39872, 43610, 49840, 56960, 69776, 79744, 87220, 99680, 139552, 174440, 199360, 279104, 348880, 398720, 558208, 697760, 1395520, 2791040]

約数ペア:

[(1, 2791040), (2, 1395520), (4, 697760), (5, 558208), (7, 398720), (8, 348880), (10, 279104), (14, 199360), (16, 174440), (20, 139552), (28, 99680), (32, 87220), (35, 79744), (40, 69776), (49, 56960), (56, 49840), (64, 43610), (70, 39872), (80, 34888), (89, 31360), (98, 28480), (112, 24920), (128, 21805), (140, 19936), (160, 17444), (178, 15680), (196, 14240), (224, 12460), (245, 11392), (280, 9968), (320, 8722), (356, 7840), (392, 7120), (445, 6272), (448, 6230), (490, 5696), (560, 4984), (623, 4480), (640, 4361), (712, 3920), (784, 3560), (890, 3136), (896, 3115), (980, 2848), (1120, 2492), (1246, 2240), (1424, 1960), (1568, 1780)]