394556128

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:752

約数の個数: 96

約数和(自身を含む): 881798400

約数和(自身を除く): 487242272

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 59, 68, 76, 118, 136, 152, 236, 272, 304, 323, 472, 544, 608, 646, 647, 944, 1003, 1121, 1292, 1294, 1888, 2006, 2242, 2584, 2588, 4012, 4484, 5168, 5176, 8024, 8968, 10336, 10352, 10999, 12293, 16048, 17936, 19057, 20704, 21998, 24586, 32096, 35872, 38114, 38173, 43996, 49172, 76228, 76346, 87992, 98344, 152456, 152692, 175984, 196688, 208981, 304912, 305384, 351968, 393376, 417962, 609824, 610768, 648941, 725287, 835924, 1221536, 1297882, 1450574, 1671848, 2595764, 2901148, 3343696, 5191528, 5802296, 6687392, 10383056, 11604592, 12329879, 20766112, 23209184, 24659758, 49319516, 98639032, 197278064, 394556128]

約数ペア:

[(1, 394556128), (2, 197278064), (4, 98639032), (8, 49319516), (16, 24659758), (17, 23209184), (19, 20766112), (32, 12329879), (34, 11604592), (38, 10383056), (59, 6687392), (68, 5802296), (76, 5191528), (118, 3343696), (136, 2901148), (152, 2595764), (236, 1671848), (272, 1450574), (304, 1297882), (323, 1221536), (472, 835924), (544, 725287), (608, 648941), (646, 610768), (647, 609824), (944, 417962), (1003, 393376), (1121, 351968), (1292, 305384), (1294, 304912), (1888, 208981), (2006, 196688), (2242, 175984), (2584, 152692), (2588, 152456), (4012, 98344), (4484, 87992), (5168, 76346), (5176, 76228), (8024, 49172), (8968, 43996), (10336, 38173), (10352, 38114), (10999, 35872), (12293, 32096), (16048, 24586), (17936, 21998), (19057, 20704)]