889567120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{18199}}^1$

素因数の和:18272

約数の個数: 80

約数和(自身を含む): 2274854400

約数和(自身を除く): 1385287280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4888, 6110, 9776, 12220, 18199, 24440, 36398, 48880, 72796, 90995, 145592, 181990, 236587, 291184, 363980, 473174, 727960, 855353, 946348, 1182935, 1455920, 1710706, 1892696, 2365870, 3421412, 3785392, 4276765, 4731740, 6842824, 8553530, 9463480, 11119589, 13685648, 17107060, 18926960, 22239178, 34214120, 44478356, 55597945, 68428240, 88956712, 111195890, 177913424, 222391780, 444783560, 889567120]

約数ペア:

[(1, 889567120), (2, 444783560), (4, 222391780), (5, 177913424), (8, 111195890), (10, 88956712), (13, 68428240), (16, 55597945), (20, 44478356), (26, 34214120), (40, 22239178), (47, 18926960), (52, 17107060), (65, 13685648), (80, 11119589), (94, 9463480), (104, 8553530), (130, 6842824), (188, 4731740), (208, 4276765), (235, 3785392), (260, 3421412), (376, 2365870), (470, 1892696), (520, 1710706), (611, 1455920), (752, 1182935), (940, 946348), (1040, 855353), (1222, 727960), (1880, 473174), (2444, 363980), (3055, 291184), (3760, 236587), (4888, 181990), (6110, 145592), (9776, 90995), (12220, 72796), (18199, 48880), (24440, 36398)]