3951820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 8981280

約数和(自身を除く): 5029460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 197, 236, 295, 340, 394, 590, 788, 985, 1003, 1180, 1970, 2006, 3349, 3940, 4012, 5015, 6698, 10030, 11623, 13396, 16745, 20060, 23246, 33490, 46492, 58115, 66980, 116230, 197591, 232460, 395182, 790364, 987955, 1975910, 3951820]

約数ペア:

[(1, 3951820), (2, 1975910), (4, 987955), (5, 790364), (10, 395182), (17, 232460), (20, 197591), (34, 116230), (59, 66980), (68, 58115), (85, 46492), (118, 33490), (170, 23246), (197, 20060), (236, 16745), (295, 13396), (340, 11623), (394, 10030), (590, 6698), (788, 5015), (985, 4012), (1003, 3940), (1180, 3349), (1970, 2006)]