2037760

素因数分解:

$2^{11}\times 5^1\times {\mathrm{199}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 4914000

約数和(自身を除く): 2876240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 320, 398, 512, 640, 796, 995, 1024, 1280, 1592, 1990, 2048, 2560, 3184, 3980, 5120, 6368, 7960, 10240, 12736, 15920, 25472, 31840, 50944, 63680, 101888, 127360, 203776, 254720, 407552, 509440, 1018880, 2037760]

約数ペア:

[(1, 2037760), (2, 1018880), (4, 509440), (5, 407552), (8, 254720), (10, 203776), (16, 127360), (20, 101888), (32, 63680), (40, 50944), (64, 31840), (80, 25472), (128, 15920), (160, 12736), (199, 10240), (256, 7960), (320, 6368), (398, 5120), (512, 3980), (640, 3184), (796, 2560), (995, 2048), (1024, 1990), (1280, 1592)]