834789320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1\times {\mathrm{1451}}^1$

素因数の和:2238

約数の個数: 64

約数和(自身を含む): 1981108800

約数和(自身を除く): 1146319480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 757, 760, 1451, 1514, 2902, 3028, 3785, 5804, 6056, 7255, 7570, 11608, 14383, 14510, 15140, 27569, 28766, 29020, 30280, 55138, 57532, 58040, 71915, 110276, 115064, 137845, 143830, 220552, 275690, 287660, 551380, 575320, 1098407, 1102760, 2196814, 4393628, 5492035, 8787256, 10984070, 20869733, 21968140, 41739466, 43936280, 83478932, 104348665, 166957864, 208697330, 417394660, 834789320]

約数ペア:

[(1, 834789320), (2, 417394660), (4, 208697330), (5, 166957864), (8, 104348665), (10, 83478932), (19, 43936280), (20, 41739466), (38, 21968140), (40, 20869733), (76, 10984070), (95, 8787256), (152, 5492035), (190, 4393628), (380, 2196814), (757, 1102760), (760, 1098407), (1451, 575320), (1514, 551380), (2902, 287660), (3028, 275690), (3785, 220552), (5804, 143830), (6056, 137845), (7255, 115064), (7570, 110276), (11608, 71915), (14383, 58040), (14510, 57532), (15140, 55138), (27569, 30280), (28766, 29020)]