38613640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74257}}^1$

素因数の和:74281

約数の個数: 32

約数和(自身を含む): 93565080

約数和(自身を除く): 54951440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74257, 148514, 297028, 371285, 594056, 742570, 965341, 1485140, 1930682, 2970280, 3861364, 4826705, 7722728, 9653410, 19306820, 38613640]

約数ペア:

[(1, 38613640), (2, 19306820), (4, 9653410), (5, 7722728), (8, 4826705), (10, 3861364), (13, 2970280), (20, 1930682), (26, 1485140), (40, 965341), (52, 742570), (65, 594056), (104, 371285), (130, 297028), (260, 148514), (520, 74257)]