2173051940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{7621}}^1$

素因数の和:7952

約数の個数: 48

約数和(自身を含む): 4667407920

約数和(自身を除く): 2494355980

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 269, 530, 538, 1060, 1076, 1345, 2690, 5380, 7621, 14257, 15242, 28514, 30484, 38105, 57028, 71285, 76210, 142570, 152420, 285140, 403913, 807826, 1615652, 2019565, 2050049, 4039130, 4100098, 8078260, 8200196, 10250245, 20500490, 41000980, 108652597, 217305194, 434610388, 543262985, 1086525970, 2173051940]

約数ペア:

[(1, 2173051940), (2, 1086525970), (4, 543262985), (5, 434610388), (10, 217305194), (20, 108652597), (53, 41000980), (106, 20500490), (212, 10250245), (265, 8200196), (269, 8078260), (530, 4100098), (538, 4039130), (1060, 2050049), (1076, 2019565), (1345, 1615652), (2690, 807826), (5380, 403913), (7621, 285140), (14257, 152420), (15242, 142570), (28514, 76210), (30484, 71285), (38105, 57028)]