28666000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1303}}^1$

素因数の和:1337

約数の個数: 80

約数和(自身を含む): 75673728

約数和(自身を除く): 47007728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 880, 1000, 1100, 1303, 1375, 2000, 2200, 2606, 2750, 4400, 5212, 5500, 6515, 10424, 11000, 13030, 14333, 20848, 22000, 26060, 28666, 32575, 52120, 57332, 65150, 71665, 104240, 114664, 130300, 143330, 162875, 229328, 260600, 286660, 325750, 358325, 521200, 573320, 651500, 716650, 1146640, 1303000, 1433300, 1791625, 2606000, 2866600, 3583250, 5733200, 7166500, 14333000, 28666000]

約数ペア:

[(1, 28666000), (2, 14333000), (4, 7166500), (5, 5733200), (8, 3583250), (10, 2866600), (11, 2606000), (16, 1791625), (20, 1433300), (22, 1303000), (25, 1146640), (40, 716650), (44, 651500), (50, 573320), (55, 521200), (80, 358325), (88, 325750), (100, 286660), (110, 260600), (125, 229328), (176, 162875), (200, 143330), (220, 130300), (250, 114664), (275, 104240), (400, 71665), (440, 65150), (500, 57332), (550, 52120), (880, 32575), (1000, 28666), (1100, 26060), (1303, 22000), (1375, 20848), (2000, 14333), (2200, 13030), (2606, 11000), (2750, 10424), (4400, 6515), (5212, 5500)]