28662920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5011}}^1$

素因数の和:5046

約数の個数: 64

約数和(自身を含む): 75781440

約数和(自身を除く): 47118520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5011, 5720, 10022, 20044, 25055, 40088, 50110, 55121, 65143, 100220, 110242, 130286, 200440, 220484, 260572, 275605, 325715, 440968, 521144, 551210, 651430, 716573, 1102420, 1302860, 1433146, 2204840, 2605720, 2866292, 3582865, 5732584, 7165730, 14331460, 28662920]

約数ペア:

[(1, 28662920), (2, 14331460), (4, 7165730), (5, 5732584), (8, 3582865), (10, 2866292), (11, 2605720), (13, 2204840), (20, 1433146), (22, 1302860), (26, 1102420), (40, 716573), (44, 651430), (52, 551210), (55, 521144), (65, 440968), (88, 325715), (104, 275605), (110, 260572), (130, 220484), (143, 200440), (220, 130286), (260, 110242), (286, 100220), (440, 65143), (520, 55121), (572, 50110), (715, 40088), (1144, 25055), (1430, 20044), (2860, 10022), (5011, 5720)]