42470960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 113832000

約数和(自身を除く): 71361040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 509, 560, 596, 745, 1018, 1043, 1192, 1490, 2036, 2086, 2384, 2545, 2980, 3563, 4072, 4172, 5090, 5215, 5960, 7126, 8144, 8344, 10180, 10430, 11920, 14252, 16688, 17815, 20360, 20860, 28504, 35630, 40720, 41720, 57008, 71260, 75841, 83440, 142520, 151682, 285040, 303364, 379205, 530887, 606728, 758410, 1061774, 1213456, 1516820, 2123548, 2654435, 3033640, 4247096, 5308870, 6067280, 8494192, 10617740, 21235480, 42470960]

約数ペア:

[(1, 42470960), (2, 21235480), (4, 10617740), (5, 8494192), (7, 6067280), (8, 5308870), (10, 4247096), (14, 3033640), (16, 2654435), (20, 2123548), (28, 1516820), (35, 1213456), (40, 1061774), (56, 758410), (70, 606728), (80, 530887), (112, 379205), (140, 303364), (149, 285040), (280, 151682), (298, 142520), (509, 83440), (560, 75841), (596, 71260), (745, 57008), (1018, 41720), (1043, 40720), (1192, 35630), (1490, 28504), (2036, 20860), (2086, 20360), (2384, 17815), (2545, 16688), (2980, 14252), (3563, 11920), (4072, 10430), (4172, 10180), (5090, 8344), (5215, 8144), (5960, 7126)]