5209400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{61}}^2$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 14072760

約数和(自身を除く): 8863360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 61, 70, 100, 122, 140, 175, 200, 244, 280, 305, 350, 427, 488, 610, 700, 854, 1220, 1400, 1525, 1708, 2135, 2440, 3050, 3416, 3721, 4270, 6100, 7442, 8540, 10675, 12200, 14884, 17080, 18605, 21350, 26047, 29768, 37210, 42700, 52094, 74420, 85400, 93025, 104188, 130235, 148840, 186050, 208376, 260470, 372100, 520940, 651175, 744200, 1041880, 1302350, 2604700, 5209400]

約数ペア:

[(1, 5209400), (2, 2604700), (4, 1302350), (5, 1041880), (7, 744200), (8, 651175), (10, 520940), (14, 372100), (20, 260470), (25, 208376), (28, 186050), (35, 148840), (40, 130235), (50, 104188), (56, 93025), (61, 85400), (70, 74420), (100, 52094), (122, 42700), (140, 37210), (175, 29768), (200, 26047), (244, 21350), (280, 18605), (305, 17080), (350, 14884), (427, 12200), (488, 10675), (610, 8540), (700, 7442), (854, 6100), (1220, 4270), (1400, 3721), (1525, 3416), (1708, 3050), (2135, 2440)]