40874392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 89056800

約数和(自身を除く): 48182408

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 61, 68, 104, 122, 136, 221, 244, 379, 442, 488, 758, 793, 884, 1037, 1516, 1586, 1768, 2074, 3032, 3172, 4148, 4927, 6344, 6443, 8296, 9854, 12886, 13481, 19708, 23119, 25772, 26962, 39416, 46238, 51544, 53924, 83759, 92476, 107848, 167518, 184952, 300547, 335036, 393023, 601094, 670072, 786046, 1202188, 1572092, 2404376, 3144184, 5109299, 10218598, 20437196, 40874392]

約数ペア:

[(1, 40874392), (2, 20437196), (4, 10218598), (8, 5109299), (13, 3144184), (17, 2404376), (26, 1572092), (34, 1202188), (52, 786046), (61, 670072), (68, 601094), (104, 393023), (122, 335036), (136, 300547), (221, 184952), (244, 167518), (379, 107848), (442, 92476), (488, 83759), (758, 53924), (793, 51544), (884, 46238), (1037, 39416), (1516, 26962), (1586, 25772), (1768, 23119), (2074, 19708), (3032, 13481), (3172, 12886), (4148, 9854), (4927, 8296), (6344, 6443)]