42247640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55589}}^1$

素因数の和:55619

約数の個数: 32

約数和(自身を含む): 100062000

約数和(自身を除く): 57814360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 55589, 111178, 222356, 277945, 444712, 555890, 1056191, 1111780, 2112382, 2223560, 4224764, 5280955, 8449528, 10561910, 21123820, 42247640]

約数ペア:

[(1, 42247640), (2, 21123820), (4, 10561910), (5, 8449528), (8, 5280955), (10, 4224764), (19, 2223560), (20, 2112382), (38, 1111780), (40, 1056191), (76, 555890), (95, 444712), (152, 277945), (190, 222356), (380, 111178), (760, 55589)]