28322320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 71839152

約数和(自身を除く): 43516832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 208, 226, 241, 260, 452, 482, 520, 565, 904, 964, 1040, 1130, 1205, 1469, 1808, 1928, 2260, 2410, 2938, 3133, 3856, 4520, 4820, 5876, 6266, 7345, 9040, 9640, 11752, 12532, 14690, 15665, 19280, 23504, 25064, 27233, 29380, 31330, 50128, 54466, 58760, 62660, 108932, 117520, 125320, 136165, 217864, 250640, 272330, 354029, 435728, 544660, 708058, 1089320, 1416116, 1770145, 2178640, 2832232, 3540290, 5664464, 7080580, 14161160, 28322320]

約数ペア:

[(1, 28322320), (2, 14161160), (4, 7080580), (5, 5664464), (8, 3540290), (10, 2832232), (13, 2178640), (16, 1770145), (20, 1416116), (26, 1089320), (40, 708058), (52, 544660), (65, 435728), (80, 354029), (104, 272330), (113, 250640), (130, 217864), (208, 136165), (226, 125320), (241, 117520), (260, 108932), (452, 62660), (482, 58760), (520, 54466), (565, 50128), (904, 31330), (964, 29380), (1040, 27233), (1130, 25064), (1205, 23504), (1469, 19280), (1808, 15665), (1928, 14690), (2260, 12532), (2410, 11752), (2938, 9640), (3133, 9040), (3856, 7345), (4520, 6266), (4820, 5876)]