4494400

素因数分解:

$2^6\times 5^2\times {\mathrm{53}}^2$

素因数の和:128

約数の個数: 63

約数和(自身を含む): 11271631

約数和(自身を除く): 6777231

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 160, 200, 212, 265, 320, 400, 424, 530, 800, 848, 1060, 1325, 1600, 1696, 2120, 2650, 2809, 3392, 4240, 5300, 5618, 8480, 10600, 11236, 14045, 16960, 21200, 22472, 28090, 42400, 44944, 56180, 70225, 84800, 89888, 112360, 140450, 179776, 224720, 280900, 449440, 561800, 898880, 1123600, 2247200, 4494400]

約数ペア:

[(1, 4494400), (2, 2247200), (4, 1123600), (5, 898880), (8, 561800), (10, 449440), (16, 280900), (20, 224720), (25, 179776), (32, 140450), (40, 112360), (50, 89888), (53, 84800), (64, 70225), (80, 56180), (100, 44944), (106, 42400), (160, 28090), (200, 22472), (212, 21200), (265, 16960), (320, 14045), (400, 11236), (424, 10600), (530, 8480), (800, 5618), (848, 5300), (1060, 4240), (1325, 3392), (1600, 2809), (1696, 2650)]