40187966

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 41097154

約数列:

[1, 2, 7, 13, 14, 17, 26, 31, 34, 62, 91, 119, 182, 217, 221, 238, 403, 419, 434, 442, 527, 806, 838, 1054, 1547, 2821, 2933, 3094, 3689, 5447, 5642, 5866, 6851, 7123, 7378, 10894, 12989, 13702, 14246, 25978, 38129, 47957, 49861, 76258, 90923, 92599, 95914, 99722, 168857, 181846, 185198, 220813, 337714, 441626, 648193, 1181999, 1296386, 1545691, 2363998, 2870569, 3091382, 5741138, 20093983, 40187966]

約数ペア:

[(1, 40187966), (2, 20093983), (7, 5741138), (13, 3091382), (14, 2870569), (17, 2363998), (26, 1545691), (31, 1296386), (34, 1181999), (62, 648193), (91, 441626), (119, 337714), (182, 220813), (217, 185198), (221, 181846), (238, 168857), (403, 99722), (419, 95914), (434, 92599), (442, 90923), (527, 76258), (806, 49861), (838, 47957), (1054, 38129), (1547, 25978), (2821, 14246), (2933, 13702), (3094, 12989), (3689, 10894), (5447, 7378), (5642, 7123), (5866, 6851)]