40139008

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1723}}^1$

素因数の和:1759

約数の個数: 72

約数和(自身を含む): 98667968

約数和(自身を除く): 58528960

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1723, 1792, 2912, 3328, 3446, 5824, 6892, 11648, 12061, 13784, 22399, 23296, 24122, 27568, 44798, 48244, 55136, 89596, 96488, 110272, 156793, 179192, 192976, 220544, 313586, 358384, 385952, 441088, 627172, 716768, 771904, 1254344, 1433536, 1543808, 2508688, 2867072, 3087616, 5017376, 5734144, 10034752, 20069504, 40139008]

約数ペア:

[(1, 40139008), (2, 20069504), (4, 10034752), (7, 5734144), (8, 5017376), (13, 3087616), (14, 2867072), (16, 2508688), (26, 1543808), (28, 1433536), (32, 1254344), (52, 771904), (56, 716768), (64, 627172), (91, 441088), (104, 385952), (112, 358384), (128, 313586), (182, 220544), (208, 192976), (224, 179192), (256, 156793), (364, 110272), (416, 96488), (448, 89596), (728, 55136), (832, 48244), (896, 44798), (1456, 27568), (1664, 24122), (1723, 23296), (1792, 22399), (2912, 13784), (3328, 12061), (3446, 11648), (5824, 6892)]