400555792

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{39301}}^1$

素因数の和:39336

約数の個数: 60

約数和(自身を含む): 972252876

約数和(自身を除く): 571697084

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 39301, 78602, 157204, 275107, 314408, 510913, 550214, 628816, 1021826, 1100428, 1925749, 2043652, 2200856, 3576391, 3851498, 4087304, 4401712, 7152782, 7702996, 8174608, 14305564, 15405992, 25034737, 28611128, 30811984, 50069474, 57222256, 100138948, 200277896, 400555792]

約数ペア:

[(1, 400555792), (2, 200277896), (4, 100138948), (7, 57222256), (8, 50069474), (13, 30811984), (14, 28611128), (16, 25034737), (26, 15405992), (28, 14305564), (49, 8174608), (52, 7702996), (56, 7152782), (91, 4401712), (98, 4087304), (104, 3851498), (112, 3576391), (182, 2200856), (196, 2043652), (208, 1925749), (364, 1100428), (392, 1021826), (637, 628816), (728, 550214), (784, 510913), (1274, 314408), (1456, 275107), (2548, 157204), (5096, 78602), (10192, 39301)]