456654640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2081}}^1$

素因数の和:2318

約数の個数: 80

約数和(自身を含む): 1149363936

約数和(自身を除く): 692709296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 260, 422, 520, 844, 1040, 1055, 1688, 2081, 2110, 2743, 3376, 4162, 4220, 5486, 8324, 8440, 10405, 10972, 13715, 16648, 16880, 20810, 21944, 27053, 27430, 33296, 41620, 43888, 54106, 54860, 83240, 108212, 109720, 135265, 166480, 216424, 219440, 270530, 432848, 439091, 541060, 878182, 1082120, 1756364, 2164240, 2195455, 3512728, 4390910, 5708183, 7025456, 8781820, 11416366, 17563640, 22832732, 28540915, 35127280, 45665464, 57081830, 91330928, 114163660, 228327320, 456654640]

約数ペア:

[(1, 456654640), (2, 228327320), (4, 114163660), (5, 91330928), (8, 57081830), (10, 45665464), (13, 35127280), (16, 28540915), (20, 22832732), (26, 17563640), (40, 11416366), (52, 8781820), (65, 7025456), (80, 5708183), (104, 4390910), (130, 3512728), (208, 2195455), (211, 2164240), (260, 1756364), (422, 1082120), (520, 878182), (844, 541060), (1040, 439091), (1055, 432848), (1688, 270530), (2081, 219440), (2110, 216424), (2743, 166480), (3376, 135265), (4162, 109720), (4220, 108212), (5486, 83240), (8324, 54860), (8440, 54106), (10405, 43888), (10972, 41620), (13715, 33296), (16648, 27430), (16880, 27053), (20810, 21944)]