638071060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2683}}^1$

素因数の和:2773

約数の個数: 96

約数和(自身を含む): 1558351872

約数和(自身を除く): 920280812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 47, 55, 92, 94, 110, 115, 188, 220, 230, 235, 253, 460, 470, 506, 517, 940, 1012, 1034, 1081, 1265, 2068, 2162, 2530, 2585, 2683, 4324, 5060, 5170, 5366, 5405, 10340, 10732, 10810, 11891, 13415, 21620, 23782, 26830, 29513, 47564, 53660, 59026, 59455, 61709, 118052, 118910, 123418, 126101, 147565, 237820, 246836, 252202, 295130, 308545, 504404, 590260, 617090, 630505, 678799, 1234180, 1261010, 1357598, 1387111, 2522020, 2715196, 2774222, 2900323, 3393995, 5548444, 5800646, 6787990, 6935555, 11601292, 13575980, 13871110, 14501615, 27742220, 29003230, 31903553, 58006460, 63807106, 127614212, 159517765, 319035530, 638071060]

約数ペア:

[(1, 638071060), (2, 319035530), (4, 159517765), (5, 127614212), (10, 63807106), (11, 58006460), (20, 31903553), (22, 29003230), (23, 27742220), (44, 14501615), (46, 13871110), (47, 13575980), (55, 11601292), (92, 6935555), (94, 6787990), (110, 5800646), (115, 5548444), (188, 3393995), (220, 2900323), (230, 2774222), (235, 2715196), (253, 2522020), (460, 1387111), (470, 1357598), (506, 1261010), (517, 1234180), (940, 678799), (1012, 630505), (1034, 617090), (1081, 590260), (1265, 504404), (2068, 308545), (2162, 295130), (2530, 252202), (2585, 246836), (2683, 237820), (4324, 147565), (5060, 126101), (5170, 123418), (5366, 118910), (5405, 118052), (10340, 61709), (10732, 59455), (10810, 59026), (11891, 53660), (13415, 47564), (21620, 29513), (23782, 26830)]