142283720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{58313}}^1$

素因数の和:58385

約数の個数: 32

約数和(自身を含む): 325392120

約数和(自身を除く): 183108400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 58313, 116626, 233252, 291565, 466504, 583130, 1166260, 2332520, 3557093, 7114186, 14228372, 17785465, 28456744, 35570930, 71141860, 142283720]

約数ペア:

[(1, 142283720), (2, 71141860), (4, 35570930), (5, 28456744), (8, 17785465), (10, 14228372), (20, 7114186), (40, 3557093), (61, 2332520), (122, 1166260), (244, 583130), (305, 466504), (488, 291565), (610, 233252), (1220, 116626), (2440, 58313)]