2131343360

素因数分解:

$2^{11}\times 5^1\times {\mathrm{208139}}^1$

素因数の和:208166

約数の個数: 48

約数和(自身を含む): 5113999800

約数和(自身を除く): 2982656440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 208139, 416278, 832556, 1040695, 1665112, 2081390, 3330224, 4162780, 6660448, 8325560, 13320896, 16651120, 26641792, 33302240, 53283584, 66604480, 106567168, 133208960, 213134336, 266417920, 426268672, 532835840, 1065671680, 2131343360]

約数ペア:

[(1, 2131343360), (2, 1065671680), (4, 532835840), (5, 426268672), (8, 266417920), (10, 213134336), (16, 133208960), (20, 106567168), (32, 66604480), (40, 53283584), (64, 33302240), (80, 26641792), (128, 16651120), (160, 13320896), (256, 8325560), (320, 6660448), (512, 4162780), (640, 3330224), (1024, 2081390), (1280, 1665112), (2048, 1040695), (2560, 832556), (5120, 416278), (10240, 208139)]