40376320

素因数分解:

$2^{11}\times 5^1\times {\mathrm{3943}}^1$

素因数の和:3970

約数の個数: 48

約数和(自身を含む): 96904080

約数和(自身を除く): 56527760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 3943, 5120, 7886, 10240, 15772, 19715, 31544, 39430, 63088, 78860, 126176, 157720, 252352, 315440, 504704, 630880, 1009408, 1261760, 2018816, 2523520, 4037632, 5047040, 8075264, 10094080, 20188160, 40376320]

約数ペア:

[(1, 40376320), (2, 20188160), (4, 10094080), (5, 8075264), (8, 5047040), (10, 4037632), (16, 2523520), (20, 2018816), (32, 1261760), (40, 1009408), (64, 630880), (80, 504704), (128, 315440), (160, 252352), (256, 157720), (320, 126176), (512, 78860), (640, 63088), (1024, 39430), (1280, 31544), (2048, 19715), (2560, 15772), (3943, 10240), (5120, 7886)]