40403216

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3719}}^1$

素因数の和:3831

約数の個数: 40

約数和(自身を含む): 90410880

約数和(自身を除く): 50007664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 3719, 5432, 7438, 10864, 14876, 26033, 29752, 52066, 59504, 104132, 208264, 360743, 416528, 721486, 1442972, 2525201, 2885944, 5050402, 5771888, 10100804, 20201608, 40403216]

約数ペア:

[(1, 40403216), (2, 20201608), (4, 10100804), (7, 5771888), (8, 5050402), (14, 2885944), (16, 2525201), (28, 1442972), (56, 721486), (97, 416528), (112, 360743), (194, 208264), (388, 104132), (679, 59504), (776, 52066), (1358, 29752), (1552, 26033), (2716, 14876), (3719, 10864), (5432, 7438)]