42495280

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1877}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 99203472

約数和(自身を除く): 56708192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 1877, 2264, 2830, 3754, 4528, 5660, 7508, 9385, 11320, 15016, 18770, 22640, 30032, 37540, 75080, 150160, 531191, 1062382, 2124764, 2655955, 4249528, 5311910, 8499056, 10623820, 21247640, 42495280]

約数ペア:

[(1, 42495280), (2, 21247640), (4, 10623820), (5, 8499056), (8, 5311910), (10, 4249528), (16, 2655955), (20, 2124764), (40, 1062382), (80, 531191), (283, 150160), (566, 75080), (1132, 37540), (1415, 30032), (1877, 22640), (2264, 18770), (2830, 15016), (3754, 11320), (4528, 9385), (5660, 7508)]