16289020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 38610432

約数和(自身を除く): 22321412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 127, 212, 220, 242, 254, 265, 484, 508, 530, 583, 605, 635, 1060, 1166, 1210, 1270, 1397, 2332, 2420, 2540, 2794, 2915, 5588, 5830, 6413, 6731, 6985, 11660, 12826, 13462, 13970, 15367, 25652, 26924, 27940, 30734, 32065, 33655, 61468, 64130, 67310, 74041, 76835, 128260, 134620, 148082, 153670, 296164, 307340, 370205, 740410, 814451, 1480820, 1628902, 3257804, 4072255, 8144510, 16289020]

約数ペア:

[(1, 16289020), (2, 8144510), (4, 4072255), (5, 3257804), (10, 1628902), (11, 1480820), (20, 814451), (22, 740410), (44, 370205), (53, 307340), (55, 296164), (106, 153670), (110, 148082), (121, 134620), (127, 128260), (212, 76835), (220, 74041), (242, 67310), (254, 64130), (265, 61468), (484, 33655), (508, 32065), (530, 30734), (583, 27940), (605, 26924), (635, 25652), (1060, 15367), (1166, 13970), (1210, 13462), (1270, 12826), (1397, 11660), (2332, 6985), (2420, 6731), (2540, 6413), (2794, 5830), (2915, 5588)]