40981304

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 96949440

約数和(自身を除く): 55968136

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 182, 287, 328, 364, 533, 574, 728, 1066, 1148, 1373, 2132, 2296, 2746, 3731, 4264, 5492, 7462, 9611, 10984, 14924, 17849, 19222, 29848, 35698, 38444, 56293, 71396, 76888, 112586, 124943, 142792, 225172, 249886, 394051, 450344, 499772, 731809, 788102, 999544, 1463618, 1576204, 2927236, 3152408, 5122663, 5854472, 10245326, 20490652, 40981304]

約数ペア:

[(1, 40981304), (2, 20490652), (4, 10245326), (7, 5854472), (8, 5122663), (13, 3152408), (14, 2927236), (26, 1576204), (28, 1463618), (41, 999544), (52, 788102), (56, 731809), (82, 499772), (91, 450344), (104, 394051), (164, 249886), (182, 225172), (287, 142792), (328, 124943), (364, 112586), (533, 76888), (574, 71396), (728, 56293), (1066, 38444), (1148, 35698), (1373, 29848), (2132, 19222), (2296, 17849), (2746, 14924), (3731, 10984), (4264, 9611), (5492, 7462)]