401946368

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4913

約数の個数: 72

約数和(自身を含む): 894413520

約数和(自身を除く): 492467152

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 4352, 4861, 4864, 5168, 9722, 10336, 19444, 20672, 38888, 41344, 77776, 82637, 82688, 92359, 155552, 165274, 184718, 311104, 330548, 369436, 622208, 661096, 738872, 1244416, 1322192, 1477744, 1570103, 2644384, 2955488, 3140206, 5288768, 5910976, 6280412, 10577536, 11821952, 12560824, 21155072, 23643904, 25121648, 50243296, 100486592, 200973184, 401946368]

約数ペア:

[(1, 401946368), (2, 200973184), (4, 100486592), (8, 50243296), (16, 25121648), (17, 23643904), (19, 21155072), (32, 12560824), (34, 11821952), (38, 10577536), (64, 6280412), (68, 5910976), (76, 5288768), (128, 3140206), (136, 2955488), (152, 2644384), (256, 1570103), (272, 1477744), (304, 1322192), (323, 1244416), (544, 738872), (608, 661096), (646, 622208), (1088, 369436), (1216, 330548), (1292, 311104), (2176, 184718), (2432, 165274), (2584, 155552), (4352, 92359), (4861, 82688), (4864, 82637), (5168, 77776), (9722, 41344), (10336, 38888), (19444, 20672)]