475989820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{1657}}^1$

素因数の和:1990

約数の個数: 48

約数和(自身を含む): 1022813568

約数和(自身を除く): 546823748

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 271, 530, 542, 1060, 1084, 1355, 1657, 2710, 3314, 5420, 6628, 8285, 14363, 16570, 28726, 33140, 57452, 71815, 87821, 143630, 175642, 287260, 351284, 439105, 449047, 878210, 898094, 1756420, 1796188, 2245235, 4490470, 8980940, 23799491, 47598982, 95197964, 118997455, 237994910, 475989820]

約数ペア:

[(1, 475989820), (2, 237994910), (4, 118997455), (5, 95197964), (10, 47598982), (20, 23799491), (53, 8980940), (106, 4490470), (212, 2245235), (265, 1796188), (271, 1756420), (530, 898094), (542, 878210), (1060, 449047), (1084, 439105), (1355, 351284), (1657, 287260), (2710, 175642), (3314, 143630), (5420, 87821), (6628, 71815), (8285, 57452), (14363, 33140), (16570, 28726)]