420049952

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{3391}}^1$

素因数の和:3494

約数の個数: 72

約数和(自身を含む): 974453760

約数和(自身を除く): 554403808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 112, 158, 196, 224, 316, 392, 553, 632, 784, 1106, 1264, 1568, 2212, 2528, 3391, 3871, 4424, 6782, 7742, 8848, 13564, 15484, 17696, 23737, 27128, 30968, 47474, 54256, 61936, 94948, 108512, 123872, 166159, 189896, 267889, 332318, 379792, 535778, 664636, 759584, 1071556, 1329272, 1875223, 2143112, 2658544, 3750446, 4286224, 5317088, 7500892, 8572448, 13126561, 15001784, 26253122, 30003568, 52506244, 60007136, 105012488, 210024976, 420049952]

約数ペア:

[(1, 420049952), (2, 210024976), (4, 105012488), (7, 60007136), (8, 52506244), (14, 30003568), (16, 26253122), (28, 15001784), (32, 13126561), (49, 8572448), (56, 7500892), (79, 5317088), (98, 4286224), (112, 3750446), (158, 2658544), (196, 2143112), (224, 1875223), (316, 1329272), (392, 1071556), (553, 759584), (632, 664636), (784, 535778), (1106, 379792), (1264, 332318), (1568, 267889), (2212, 189896), (2528, 166159), (3391, 123872), (3871, 108512), (4424, 94948), (6782, 61936), (7742, 54256), (8848, 47474), (13564, 30968), (15484, 27128), (17696, 23737)]