40586780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4219}}^1$

素因数の和:4278

約数の個数: 48

約数和(自身を含む): 94291680

約数和(自身を除く): 53704900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4219, 4810, 8438, 9620, 16876, 21095, 42190, 54847, 84380, 109694, 156103, 219388, 274235, 312206, 548470, 624412, 780515, 1096940, 1561030, 2029339, 3122060, 4058678, 8117356, 10146695, 20293390, 40586780]

約数ペア:

[(1, 40586780), (2, 20293390), (4, 10146695), (5, 8117356), (10, 4058678), (13, 3122060), (20, 2029339), (26, 1561030), (37, 1096940), (52, 780515), (65, 624412), (74, 548470), (130, 312206), (148, 274235), (185, 219388), (260, 156103), (370, 109694), (481, 84380), (740, 54847), (962, 42190), (1924, 21095), (2405, 16876), (4219, 9620), (4810, 8438)]