40073488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1619}}^1$

素因数の和:1664

約数の個数: 80

約数和(自身を含む): 101243520

約数和(自身を除く): 61170032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 238, 272, 364, 442, 476, 728, 884, 952, 1456, 1547, 1619, 1768, 1904, 3094, 3238, 3536, 6188, 6476, 11333, 12376, 12952, 21047, 22666, 24752, 25904, 27523, 42094, 45332, 55046, 84188, 90664, 110092, 147329, 168376, 181328, 192661, 220184, 294658, 336752, 357799, 385322, 440368, 589316, 715598, 770644, 1178632, 1431196, 1541288, 2357264, 2504593, 2862392, 3082576, 5009186, 5724784, 10018372, 20036744, 40073488]

約数ペア:

[(1, 40073488), (2, 20036744), (4, 10018372), (7, 5724784), (8, 5009186), (13, 3082576), (14, 2862392), (16, 2504593), (17, 2357264), (26, 1541288), (28, 1431196), (34, 1178632), (52, 770644), (56, 715598), (68, 589316), (91, 440368), (104, 385322), (112, 357799), (119, 336752), (136, 294658), (182, 220184), (208, 192661), (221, 181328), (238, 168376), (272, 147329), (364, 110092), (442, 90664), (476, 84188), (728, 55046), (884, 45332), (952, 42094), (1456, 27523), (1547, 25904), (1619, 24752), (1768, 22666), (1904, 21047), (3094, 12952), (3238, 12376), (3536, 11333), (6188, 6476)]