7701980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2693}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 19008864

約数和(自身を除く): 11306884

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2693, 2860, 5386, 10772, 13465, 26930, 29623, 35009, 53860, 59246, 70018, 118492, 140036, 148115, 175045, 296230, 350090, 385099, 592460, 700180, 770198, 1540396, 1925495, 3850990, 7701980]

約数ペア:

[(1, 7701980), (2, 3850990), (4, 1925495), (5, 1540396), (10, 770198), (11, 700180), (13, 592460), (20, 385099), (22, 350090), (26, 296230), (44, 175045), (52, 148115), (55, 140036), (65, 118492), (110, 70018), (130, 59246), (143, 53860), (220, 35009), (260, 29623), (286, 26930), (572, 13465), (715, 10772), (1430, 5386), (2693, 2860)]