2816940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 9515520

約数和(自身を除く): 6698580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 353, 380, 399, 420, 532, 570, 665, 706, 798, 1059, 1140, 1330, 1412, 1596, 1765, 1995, 2118, 2471, 2660, 3530, 3990, 4236, 4942, 5295, 6707, 7060, 7413, 7980, 9884, 10590, 12355, 13414, 14826, 20121, 21180, 24710, 26828, 29652, 33535, 37065, 40242, 46949, 49420, 67070, 74130, 80484, 93898, 100605, 134140, 140847, 148260, 187796, 201210, 234745, 281694, 402420, 469490, 563388, 704235, 938980, 1408470, 2816940]

約数ペア:

[(1, 2816940), (2, 1408470), (3, 938980), (4, 704235), (5, 563388), (6, 469490), (7, 402420), (10, 281694), (12, 234745), (14, 201210), (15, 187796), (19, 148260), (20, 140847), (21, 134140), (28, 100605), (30, 93898), (35, 80484), (38, 74130), (42, 67070), (57, 49420), (60, 46949), (70, 40242), (76, 37065), (84, 33535), (95, 29652), (105, 26828), (114, 24710), (133, 21180), (140, 20121), (190, 14826), (210, 13414), (228, 12355), (266, 10590), (285, 9884), (353, 7980), (380, 7413), (399, 7060), (420, 6707), (532, 5295), (570, 4942), (665, 4236), (706, 3990), (798, 3530), (1059, 2660), (1140, 2471), (1330, 2118), (1412, 1995), (1596, 1765)]