1641472

素因数分解:

$2^{10}\times 7^1\times {\mathrm{229}}^1$

素因数の和:256

約数の個数: 44

約数和(自身を含む): 3766480

約数和(自身を除く): 2125008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 229, 256, 448, 458, 512, 896, 916, 1024, 1603, 1792, 1832, 3206, 3584, 3664, 6412, 7168, 7328, 12824, 14656, 25648, 29312, 51296, 58624, 102592, 117248, 205184, 234496, 410368, 820736, 1641472]

約数ペア:

[(1, 1641472), (2, 820736), (4, 410368), (7, 234496), (8, 205184), (14, 117248), (16, 102592), (28, 58624), (32, 51296), (56, 29312), (64, 25648), (112, 14656), (128, 12824), (224, 7328), (229, 7168), (256, 6412), (448, 3664), (458, 3584), (512, 3206), (896, 1832), (916, 1792), (1024, 1603)]