22920040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4007}}^1$

素因数の和:4042

約数の個数: 64

約数和(自身を含む): 60600960

約数和(自身を除く): 37680920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 4007, 5720, 8014, 16028, 20035, 32056, 40070, 44077, 52091, 80140, 88154, 104182, 160280, 176308, 208364, 220385, 260455, 352616, 416728, 440770, 520910, 573001, 881540, 1041820, 1146002, 1763080, 2083640, 2292004, 2865005, 4584008, 5730010, 11460020, 22920040]

約数ペア:

[(1, 22920040), (2, 11460020), (4, 5730010), (5, 4584008), (8, 2865005), (10, 2292004), (11, 2083640), (13, 1763080), (20, 1146002), (22, 1041820), (26, 881540), (40, 573001), (44, 520910), (52, 440770), (55, 416728), (65, 352616), (88, 260455), (104, 220385), (110, 208364), (130, 176308), (143, 160280), (220, 104182), (260, 88154), (286, 80140), (440, 52091), (520, 44077), (572, 40070), (715, 32056), (1144, 20035), (1430, 16028), (2860, 8014), (4007, 5720)]