42947090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 82577880

約数和(自身を除く): 39630790

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 109, 155, 205, 218, 310, 410, 545, 961, 1090, 1271, 1922, 2542, 3379, 4469, 4805, 6355, 6758, 8938, 9610, 12710, 16895, 22345, 33790, 39401, 44690, 78802, 104749, 138539, 197005, 209498, 277078, 394010, 523745, 692695, 1047490, 1385390, 4294709, 8589418, 21473545, 42947090]

約数ペア:

[(1, 42947090), (2, 21473545), (5, 8589418), (10, 4294709), (31, 1385390), (41, 1047490), (62, 692695), (82, 523745), (109, 394010), (155, 277078), (205, 209498), (218, 197005), (310, 138539), (410, 104749), (545, 78802), (961, 44690), (1090, 39401), (1271, 33790), (1922, 22345), (2542, 16895), (3379, 12710), (4469, 9610), (4805, 8938), (6355, 6758)]