6987820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 18385920

約数和(自身を除く): 11398100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 70, 71, 74, 76, 95, 133, 140, 142, 148, 185, 190, 259, 266, 284, 355, 370, 380, 497, 518, 532, 665, 703, 710, 740, 994, 1036, 1295, 1330, 1349, 1406, 1420, 1988, 2485, 2590, 2627, 2660, 2698, 2812, 3515, 4921, 4970, 5180, 5254, 5396, 6745, 7030, 9443, 9842, 9940, 10508, 13135, 13490, 14060, 18389, 18886, 19684, 24605, 26270, 26980, 36778, 37772, 47215, 49210, 49913, 52540, 73556, 91945, 94430, 98420, 99826, 183890, 188860, 199652, 249565, 349391, 367780, 499130, 698782, 998260, 1397564, 1746955, 3493910, 6987820]

約数ペア:

[(1, 6987820), (2, 3493910), (4, 1746955), (5, 1397564), (7, 998260), (10, 698782), (14, 499130), (19, 367780), (20, 349391), (28, 249565), (35, 199652), (37, 188860), (38, 183890), (70, 99826), (71, 98420), (74, 94430), (76, 91945), (95, 73556), (133, 52540), (140, 49913), (142, 49210), (148, 47215), (185, 37772), (190, 36778), (259, 26980), (266, 26270), (284, 24605), (355, 19684), (370, 18886), (380, 18389), (497, 14060), (518, 13490), (532, 13135), (665, 10508), (703, 9940), (710, 9842), (740, 9443), (994, 7030), (1036, 6745), (1295, 5396), (1330, 5254), (1349, 5180), (1406, 4970), (1420, 4921), (1988, 3515), (2485, 2812), (2590, 2698), (2627, 2660)]