146540540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1423}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 325355520

約数和(自身を除く): 178814980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 542, 1084, 1355, 1423, 2710, 2846, 5149, 5420, 5692, 7115, 10298, 14230, 20596, 25745, 27037, 28460, 51490, 54074, 102980, 108148, 135185, 270370, 385633, 540740, 771266, 1542532, 1928165, 3856330, 7327027, 7712660, 14654054, 29308108, 36635135, 73270270, 146540540]

約数ペア:

[(1, 146540540), (2, 73270270), (4, 36635135), (5, 29308108), (10, 14654054), (19, 7712660), (20, 7327027), (38, 3856330), (76, 1928165), (95, 1542532), (190, 771266), (271, 540740), (380, 385633), (542, 270370), (1084, 135185), (1355, 108148), (1423, 102980), (2710, 54074), (2846, 51490), (5149, 28460), (5420, 27037), (5692, 25745), (7115, 20596), (10298, 14230)]