42930740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 93139200

約数和(自身を除く): 50208460

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 109, 188, 218, 235, 419, 436, 470, 545, 838, 940, 1090, 1676, 2095, 2180, 4190, 5123, 8380, 10246, 19693, 20492, 25615, 39386, 45671, 51230, 78772, 91342, 98465, 102460, 182684, 196930, 228355, 393860, 456710, 913420, 2146537, 4293074, 8586148, 10732685, 21465370, 42930740]

約数ペア:

[(1, 42930740), (2, 21465370), (4, 10732685), (5, 8586148), (10, 4293074), (20, 2146537), (47, 913420), (94, 456710), (109, 393860), (188, 228355), (218, 196930), (235, 182684), (419, 102460), (436, 98465), (470, 91342), (545, 78772), (838, 51230), (940, 45671), (1090, 39386), (1676, 25615), (2095, 20492), (2180, 19693), (4190, 10246), (5123, 8380)]