2041398710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{1009}}^1$

素因数の和:1305

約数の個数: 64

約数和(自身を含む): 4031596800

約数和(自身を除く): 1990198090

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 197, 394, 395, 790, 985, 1009, 1027, 1970, 2018, 2054, 2561, 5045, 5122, 5135, 10090, 10270, 12805, 13117, 15563, 25610, 26234, 31126, 65585, 77815, 79711, 131170, 155630, 159422, 198773, 202319, 397546, 398555, 404638, 797110, 993865, 1011595, 1036243, 1987730, 2023190, 2072486, 2584049, 5168098, 5181215, 10362430, 12920245, 15703067, 25840490, 31406134, 78515335, 157030670, 204139871, 408279742, 1020699355, 2041398710]

約数ペア:

[(1, 2041398710), (2, 1020699355), (5, 408279742), (10, 204139871), (13, 157030670), (26, 78515335), (65, 31406134), (79, 25840490), (130, 15703067), (158, 12920245), (197, 10362430), (394, 5181215), (395, 5168098), (790, 2584049), (985, 2072486), (1009, 2023190), (1027, 1987730), (1970, 1036243), (2018, 1011595), (2054, 993865), (2561, 797110), (5045, 404638), (5122, 398555), (5135, 397546), (10090, 202319), (10270, 198773), (12805, 159422), (13117, 155630), (15563, 131170), (25610, 79711), (26234, 77815), (31126, 65585)]