1639232770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{145451}}^1$

素因数の和:145495

約数の個数: 48

約数和(自身を含む): 3581610048

約数和(自身を除く): 1942377278

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 5635, 11270, 145451, 290902, 727255, 1018157, 1454510, 2036314, 3345373, 5090785, 6690746, 7127099, 10181570, 14254198, 16726865, 23417611, 33453730, 35635495, 46835222, 71270990, 117088055, 163923277, 234176110, 327846554, 819616385, 1639232770]

約数ペア:

[(1, 1639232770), (2, 819616385), (5, 327846554), (7, 234176110), (10, 163923277), (14, 117088055), (23, 71270990), (35, 46835222), (46, 35635495), (49, 33453730), (70, 23417611), (98, 16726865), (115, 14254198), (161, 10181570), (230, 7127099), (245, 6690746), (322, 5090785), (490, 3345373), (805, 2036314), (1127, 1454510), (1610, 1018157), (2254, 727255), (5635, 290902), (11270, 145451)]