40205620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22091}}^1$

素因数の和:22120

約数の個数: 48

約数和(自身を含む): 103920768

約数和(自身を除く): 63715148

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 22091, 44182, 88364, 110455, 154637, 220910, 287183, 309274, 441820, 574366, 618548, 773185, 1148732, 1435915, 1546370, 2010281, 2871830, 3092740, 4020562, 5743660, 8041124, 10051405, 20102810, 40205620]

約数ペア:

[(1, 40205620), (2, 20102810), (4, 10051405), (5, 8041124), (7, 5743660), (10, 4020562), (13, 3092740), (14, 2871830), (20, 2010281), (26, 1546370), (28, 1435915), (35, 1148732), (52, 773185), (65, 618548), (70, 574366), (91, 441820), (130, 309274), (140, 287183), (182, 220910), (260, 154637), (364, 110455), (455, 88364), (910, 44182), (1820, 22091)]