39496820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 96079200

約数和(自身を除く): 56582380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 859, 1045, 1210, 1718, 2090, 2299, 2420, 3436, 4180, 4295, 4598, 8590, 9196, 9449, 11495, 16321, 17180, 18898, 22990, 32642, 37796, 45980, 47245, 65284, 81605, 94490, 103939, 163210, 179531, 188980, 207878, 326420, 359062, 415756, 519695, 718124, 897655, 1039390, 1795310, 1974841, 2078780, 3590620, 3949682, 7899364, 9874205, 19748410, 39496820]

約数ペア:

[(1, 39496820), (2, 19748410), (4, 9874205), (5, 7899364), (10, 3949682), (11, 3590620), (19, 2078780), (20, 1974841), (22, 1795310), (38, 1039390), (44, 897655), (55, 718124), (76, 519695), (95, 415756), (110, 359062), (121, 326420), (190, 207878), (209, 188980), (220, 179531), (242, 163210), (380, 103939), (418, 94490), (484, 81605), (605, 65284), (836, 47245), (859, 45980), (1045, 37796), (1210, 32642), (1718, 22990), (2090, 18898), (2299, 17180), (2420, 16321), (3436, 11495), (4180, 9449), (4295, 9196), (4598, 8590)]