21884500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 54722304

約数和(自身を除く): 32837804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 125, 173, 220, 230, 250, 253, 275, 346, 460, 500, 506, 550, 575, 692, 865, 1012, 1100, 1150, 1265, 1375, 1730, 1903, 2300, 2530, 2750, 2875, 3460, 3806, 3979, 4325, 5060, 5500, 5750, 6325, 7612, 7958, 8650, 9515, 11500, 12650, 15916, 17300, 19030, 19895, 21625, 25300, 31625, 38060, 39790, 43250, 43769, 47575, 63250, 79580, 86500, 87538, 95150, 99475, 126500, 175076, 190300, 198950, 218845, 237875, 397900, 437690, 475750, 497375, 875380, 951500, 994750, 1094225, 1989500, 2188450, 4376900, 5471125, 10942250, 21884500]

約数ペア:

[(1, 21884500), (2, 10942250), (4, 5471125), (5, 4376900), (10, 2188450), (11, 1989500), (20, 1094225), (22, 994750), (23, 951500), (25, 875380), (44, 497375), (46, 475750), (50, 437690), (55, 397900), (92, 237875), (100, 218845), (110, 198950), (115, 190300), (125, 175076), (173, 126500), (220, 99475), (230, 95150), (250, 87538), (253, 86500), (275, 79580), (346, 63250), (460, 47575), (500, 43769), (506, 43250), (550, 39790), (575, 38060), (692, 31625), (865, 25300), (1012, 21625), (1100, 19895), (1150, 19030), (1265, 17300), (1375, 15916), (1730, 12650), (1903, 11500), (2300, 9515), (2530, 8650), (2750, 7958), (2875, 7612), (3460, 6325), (3806, 5750), (3979, 5500), (4325, 5060)]