20141056

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:139

約数の個数: 88

約数和(自身を含む): 46425960

約数和(自身を除く): 26284904

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 89, 104, 128, 136, 178, 208, 221, 256, 272, 356, 416, 442, 512, 544, 712, 832, 884, 1024, 1088, 1157, 1424, 1513, 1664, 1768, 2176, 2314, 2848, 3026, 3328, 3536, 4352, 4628, 5696, 6052, 6656, 7072, 8704, 9256, 11392, 12104, 13312, 14144, 17408, 18512, 19669, 22784, 24208, 28288, 37024, 39338, 45568, 48416, 56576, 74048, 78676, 91136, 96832, 113152, 148096, 157352, 193664, 226304, 296192, 314704, 387328, 592384, 629408, 774656, 1184768, 1258816, 1549312, 2517632, 5035264, 10070528, 20141056]

約数ペア:

[(1, 20141056), (2, 10070528), (4, 5035264), (8, 2517632), (13, 1549312), (16, 1258816), (17, 1184768), (26, 774656), (32, 629408), (34, 592384), (52, 387328), (64, 314704), (68, 296192), (89, 226304), (104, 193664), (128, 157352), (136, 148096), (178, 113152), (208, 96832), (221, 91136), (256, 78676), (272, 74048), (356, 56576), (416, 48416), (442, 45568), (512, 39338), (544, 37024), (712, 28288), (832, 24208), (884, 22784), (1024, 19669), (1088, 18512), (1157, 17408), (1424, 14144), (1513, 13312), (1664, 12104), (1768, 11392), (2176, 9256), (2314, 8704), (2848, 7072), (3026, 6656), (3328, 6052), (3536, 5696), (4352, 4628)]