40719616

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 96018944

約数和(自身を除く): 55299328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 733, 868, 896, 992, 1466, 1736, 1792, 1984, 2932, 3472, 3968, 5131, 5864, 6944, 7936, 10262, 11728, 13888, 20524, 22723, 23456, 27776, 41048, 45446, 46912, 55552, 82096, 90892, 93824, 159061, 164192, 181784, 187648, 318122, 328384, 363568, 636244, 656768, 727136, 1272488, 1313536, 1454272, 2544976, 2908544, 5089952, 5817088, 10179904, 20359808, 40719616]

約数ペア:

[(1, 40719616), (2, 20359808), (4, 10179904), (7, 5817088), (8, 5089952), (14, 2908544), (16, 2544976), (28, 1454272), (31, 1313536), (32, 1272488), (56, 727136), (62, 656768), (64, 636244), (112, 363568), (124, 328384), (128, 318122), (217, 187648), (224, 181784), (248, 164192), (256, 159061), (434, 93824), (448, 90892), (496, 82096), (733, 55552), (868, 46912), (896, 45446), (992, 41048), (1466, 27776), (1736, 23456), (1792, 22723), (1984, 20524), (2932, 13888), (3472, 11728), (3968, 10262), (5131, 7936), (5864, 6944)]