40621256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{631}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 82286400

約数和(自身を除く): 41665144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 619, 631, 1238, 1262, 2476, 2524, 4952, 5048, 8047, 8203, 16094, 16406, 32188, 32812, 64376, 65624, 390589, 781178, 1562356, 3124712, 5077657, 10155314, 20310628, 40621256]

約数ペア:

[(1, 40621256), (2, 20310628), (4, 10155314), (8, 5077657), (13, 3124712), (26, 1562356), (52, 781178), (104, 390589), (619, 65624), (631, 64376), (1238, 32812), (1262, 32188), (2476, 16406), (2524, 16094), (4952, 8203), (5048, 8047)]