142869980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{12253}}^1$

素因数の和:12326

約数の個数: 48

約数和(自身を含む): 333504864

約数和(自身を除く): 190634884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 12253, 24506, 49012, 61265, 122530, 134783, 245060, 269566, 539132, 649409, 673915, 1298818, 1347830, 2597636, 2695660, 3247045, 6494090, 7143499, 12988180, 14286998, 28573996, 35717495, 71434990, 142869980]

約数ペア:

[(1, 142869980), (2, 71434990), (4, 35717495), (5, 28573996), (10, 14286998), (11, 12988180), (20, 7143499), (22, 6494090), (44, 3247045), (53, 2695660), (55, 2597636), (106, 1347830), (110, 1298818), (212, 673915), (220, 649409), (265, 539132), (530, 269566), (583, 245060), (1060, 134783), (1166, 122530), (2332, 61265), (2915, 49012), (5830, 24506), (11660, 12253)]