13975640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 39398400

約数和(自身を除く): 25422760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 37, 38, 40, 56, 70, 71, 74, 76, 95, 133, 140, 142, 148, 152, 185, 190, 259, 266, 280, 284, 296, 355, 370, 380, 497, 518, 532, 568, 665, 703, 710, 740, 760, 994, 1036, 1064, 1295, 1330, 1349, 1406, 1420, 1480, 1988, 2072, 2485, 2590, 2627, 2660, 2698, 2812, 2840, 3515, 3976, 4921, 4970, 5180, 5254, 5320, 5396, 5624, 6745, 7030, 9443, 9842, 9940, 10360, 10508, 10792, 13135, 13490, 14060, 18389, 18886, 19684, 19880, 21016, 24605, 26270, 26980, 28120, 36778, 37772, 39368, 47215, 49210, 49913, 52540, 53960, 73556, 75544, 91945, 94430, 98420, 99826, 105080, 147112, 183890, 188860, 196840, 199652, 249565, 349391, 367780, 377720, 399304, 499130, 698782, 735560, 998260, 1397564, 1746955, 1996520, 2795128, 3493910, 6987820, 13975640]

約数ペア:

[(1, 13975640), (2, 6987820), (4, 3493910), (5, 2795128), (7, 1996520), (8, 1746955), (10, 1397564), (14, 998260), (19, 735560), (20, 698782), (28, 499130), (35, 399304), (37, 377720), (38, 367780), (40, 349391), (56, 249565), (70, 199652), (71, 196840), (74, 188860), (76, 183890), (95, 147112), (133, 105080), (140, 99826), (142, 98420), (148, 94430), (152, 91945), (185, 75544), (190, 73556), (259, 53960), (266, 52540), (280, 49913), (284, 49210), (296, 47215), (355, 39368), (370, 37772), (380, 36778), (497, 28120), (518, 26980), (532, 26270), (568, 24605), (665, 21016), (703, 19880), (710, 19684), (740, 18886), (760, 18389), (994, 14060), (1036, 13490), (1064, 13135), (1295, 10792), (1330, 10508), (1349, 10360), (1406, 9940), (1420, 9842), (1480, 9443), (1988, 7030), (2072, 6745), (2485, 5624), (2590, 5396), (2627, 5320), (2660, 5254), (2698, 5180), (2812, 4970), (2840, 4921), (3515, 3976)]