4428001540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1\times {\mathrm{5437}}^1$

素因数の和:6436

約数の個数: 48

約数和(自身を含む): 9526853952

約数和(自身を除く): 5098852412

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 947, 1894, 3788, 4735, 5437, 9470, 10874, 18940, 21748, 27185, 40721, 54370, 81442, 108740, 162884, 203605, 233791, 407210, 467582, 814420, 935164, 1168955, 2337910, 4675820, 5148839, 10297678, 20595356, 25744195, 51488390, 102976780, 221400077, 442800154, 885600308, 1107000385, 2214000770, 4428001540]

約数ペア:

[(1, 4428001540), (2, 2214000770), (4, 1107000385), (5, 885600308), (10, 442800154), (20, 221400077), (43, 102976780), (86, 51488390), (172, 25744195), (215, 20595356), (430, 10297678), (860, 5148839), (947, 4675820), (1894, 2337910), (3788, 1168955), (4735, 935164), (5437, 814420), (9470, 467582), (10874, 407210), (18940, 233791), (21748, 203605), (27185, 162884), (40721, 108740), (54370, 81442)]