40771840

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 99669528

約数和(自身を除く): 58897688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 601, 640, 848, 1060, 1202, 1280, 1696, 2120, 2404, 3005, 3392, 4240, 4808, 6010, 6784, 8480, 9616, 12020, 13568, 16960, 19232, 24040, 31853, 33920, 38464, 48080, 63706, 67840, 76928, 96160, 127412, 153856, 159265, 192320, 254824, 318530, 384640, 509648, 637060, 769280, 1019296, 1274120, 2038592, 2548240, 4077184, 5096480, 8154368, 10192960, 20385920, 40771840]

約数ペア:

[(1, 40771840), (2, 20385920), (4, 10192960), (5, 8154368), (8, 5096480), (10, 4077184), (16, 2548240), (20, 2038592), (32, 1274120), (40, 1019296), (53, 769280), (64, 637060), (80, 509648), (106, 384640), (128, 318530), (160, 254824), (212, 192320), (256, 159265), (265, 153856), (320, 127412), (424, 96160), (530, 76928), (601, 67840), (640, 63706), (848, 48080), (1060, 38464), (1202, 33920), (1280, 31853), (1696, 24040), (2120, 19232), (2404, 16960), (3005, 13568), (3392, 12020), (4240, 9616), (4808, 8480), (6010, 6784)]