39921008

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1421

約数の個数: 40

約数和(自身を含む): 81744768

約数和(自身を除く): 41823760

約数列:

[1, 2, 4, 8, 16, 23, 46, 83, 92, 166, 184, 332, 368, 664, 1307, 1328, 1909, 2614, 3818, 5228, 7636, 10456, 15272, 20912, 30061, 30544, 60122, 108481, 120244, 216962, 240488, 433924, 480976, 867848, 1735696, 2495063, 4990126, 9980252, 19960504, 39921008]

約数ペア:

[(1, 39921008), (2, 19960504), (4, 9980252), (8, 4990126), (16, 2495063), (23, 1735696), (46, 867848), (83, 480976), (92, 433924), (166, 240488), (184, 216962), (332, 120244), (368, 108481), (664, 60122), (1307, 30544), (1328, 30061), (1909, 20912), (2614, 15272), (3818, 10456), (5228, 7636)]