15488980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1453}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 35907984

約数和(自身を除く): 20419004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1453, 2132, 2665, 2906, 5330, 5812, 7265, 10660, 14530, 18889, 29060, 37778, 59573, 75556, 94445, 119146, 188890, 238292, 297865, 377780, 595730, 774449, 1191460, 1548898, 3097796, 3872245, 7744490, 15488980]

約数ペア:

[(1, 15488980), (2, 7744490), (4, 3872245), (5, 3097796), (10, 1548898), (13, 1191460), (20, 774449), (26, 595730), (41, 377780), (52, 297865), (65, 238292), (82, 188890), (130, 119146), (164, 94445), (205, 75556), (260, 59573), (410, 37778), (533, 29060), (820, 18889), (1066, 14530), (1453, 10660), (2132, 7265), (2665, 5812), (2906, 5330)]