20560470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5153}}^1$

素因数の和:5189

約数の個数: 64

約数和(自身を含む): 59374080

約数和(自身を除く): 38813610

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 5153, 10306, 15459, 25765, 30918, 36071, 51530, 72142, 77295, 97907, 108213, 154590, 180355, 195814, 216426, 293721, 360710, 489535, 541065, 587442, 685349, 979070, 1082130, 1370698, 1468605, 2056047, 2937210, 3426745, 4112094, 6853490, 10280235, 20560470]

約数ペア:

[(1, 20560470), (2, 10280235), (3, 6853490), (5, 4112094), (6, 3426745), (7, 2937210), (10, 2056047), (14, 1468605), (15, 1370698), (19, 1082130), (21, 979070), (30, 685349), (35, 587442), (38, 541065), (42, 489535), (57, 360710), (70, 293721), (95, 216426), (105, 195814), (114, 180355), (133, 154590), (190, 108213), (210, 97907), (266, 77295), (285, 72142), (399, 51530), (570, 36071), (665, 30918), (798, 25765), (1330, 15459), (1995, 10306), (3990, 5153)]