242372420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{643}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 521918208

約数和(自身を除く): 279545788

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 401, 470, 643, 802, 940, 1286, 1604, 2005, 2572, 3215, 4010, 6430, 8020, 12860, 18847, 30221, 37694, 60442, 75388, 94235, 120884, 151105, 188470, 257843, 302210, 376940, 515686, 604420, 1031372, 1289215, 2578430, 5156860, 12118621, 24237242, 48474484, 60593105, 121186210, 242372420]

約数ペア:

[(1, 242372420), (2, 121186210), (4, 60593105), (5, 48474484), (10, 24237242), (20, 12118621), (47, 5156860), (94, 2578430), (188, 1289215), (235, 1031372), (401, 604420), (470, 515686), (643, 376940), (802, 302210), (940, 257843), (1286, 188470), (1604, 151105), (2005, 120884), (2572, 94235), (3215, 75388), (4010, 60442), (6430, 37694), (8020, 30221), (12860, 18847)]