28952840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1951}}^1$

素因数の和:2022

約数の個数: 64

約数和(自身を含む): 75893760

約数和(自身を除く): 46940920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 1951, 2120, 2968, 3710, 3902, 7420, 7804, 9755, 13657, 14840, 15608, 19510, 27314, 39020, 54628, 68285, 78040, 103403, 109256, 136570, 206806, 273140, 413612, 517015, 546280, 723821, 827224, 1034030, 1447642, 2068060, 2895284, 3619105, 4136120, 5790568, 7238210, 14476420, 28952840]

約数ペア:

[(1, 28952840), (2, 14476420), (4, 7238210), (5, 5790568), (7, 4136120), (8, 3619105), (10, 2895284), (14, 2068060), (20, 1447642), (28, 1034030), (35, 827224), (40, 723821), (53, 546280), (56, 517015), (70, 413612), (106, 273140), (140, 206806), (212, 136570), (265, 109256), (280, 103403), (371, 78040), (424, 68285), (530, 54628), (742, 39020), (1060, 27314), (1484, 19510), (1855, 15608), (1951, 14840), (2120, 13657), (2968, 9755), (3710, 7804), (3902, 7420)]