202045360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{523}}^1$

素因数の和:986

約数の個数: 80

約数和(自身を含む): 514609920

約数和(自身を除く): 312564560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 439, 440, 523, 878, 880, 1046, 1756, 2092, 2195, 2615, 3512, 4184, 4390, 4829, 5230, 5753, 7024, 8368, 8780, 9658, 10460, 11506, 17560, 19316, 20920, 23012, 24145, 28765, 35120, 38632, 41840, 46024, 48290, 57530, 77264, 92048, 96580, 115060, 193160, 229597, 230120, 386320, 459194, 460240, 918388, 1147985, 1836776, 2295970, 2525567, 3673552, 4591940, 5051134, 9183880, 10102268, 12627835, 18367760, 20204536, 25255670, 40409072, 50511340, 101022680, 202045360]

約数ペア:

[(1, 202045360), (2, 101022680), (4, 50511340), (5, 40409072), (8, 25255670), (10, 20204536), (11, 18367760), (16, 12627835), (20, 10102268), (22, 9183880), (40, 5051134), (44, 4591940), (55, 3673552), (80, 2525567), (88, 2295970), (110, 1836776), (176, 1147985), (220, 918388), (439, 460240), (440, 459194), (523, 386320), (878, 230120), (880, 229597), (1046, 193160), (1756, 115060), (2092, 96580), (2195, 92048), (2615, 77264), (3512, 57530), (4184, 48290), (4390, 46024), (4829, 41840), (5230, 38632), (5753, 35120), (7024, 28765), (8368, 24145), (8780, 23012), (9658, 20920), (10460, 19316), (11506, 17560)]