42717440

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1451}}^1$

素因数の和:1495

約数の個数: 72

約数和(自身を含む): 106843968

約数和(自身を除く): 64126528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1451, 1472, 1840, 2902, 2944, 3680, 5804, 5888, 7255, 7360, 11608, 14510, 14720, 23216, 29020, 29440, 33373, 46432, 58040, 66746, 92864, 116080, 133492, 166865, 185728, 232160, 266984, 333730, 371456, 464320, 533968, 667460, 928640, 1067936, 1334920, 1857280, 2135872, 2669840, 4271744, 5339680, 8543488, 10679360, 21358720, 42717440]

約数ペア:

[(1, 42717440), (2, 21358720), (4, 10679360), (5, 8543488), (8, 5339680), (10, 4271744), (16, 2669840), (20, 2135872), (23, 1857280), (32, 1334920), (40, 1067936), (46, 928640), (64, 667460), (80, 533968), (92, 464320), (115, 371456), (128, 333730), (160, 266984), (184, 232160), (230, 185728), (256, 166865), (320, 133492), (368, 116080), (460, 92864), (640, 66746), (736, 58040), (920, 46432), (1280, 33373), (1451, 29440), (1472, 29020), (1840, 23216), (2902, 14720), (2944, 14510), (3680, 11608), (5804, 7360), (5888, 7255)]