1301326340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:585

約数の個数: 96

約数和(自身を含む): 2946585600

約数和(自身を除く): 1645259260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 139, 142, 190, 278, 284, 347, 355, 380, 556, 694, 695, 710, 1349, 1388, 1390, 1420, 1735, 2641, 2698, 2780, 3470, 5282, 5396, 6593, 6745, 6940, 9869, 10564, 13186, 13205, 13490, 19738, 24637, 26372, 26410, 26980, 32965, 39476, 48233, 49274, 49345, 52820, 65930, 96466, 98548, 98690, 123185, 131860, 187511, 192932, 197380, 241165, 246370, 375022, 468103, 482330, 492740, 750044, 916427, 936206, 937555, 964660, 1832854, 1872412, 1875110, 2340515, 3424543, 3665708, 3750220, 4582135, 4681030, 6849086, 9164270, 9362060, 13698172, 17122715, 18328540, 34245430, 65066317, 68490860, 130132634, 260265268, 325331585, 650663170, 1301326340]

約数ペア:

[(1, 1301326340), (2, 650663170), (4, 325331585), (5, 260265268), (10, 130132634), (19, 68490860), (20, 65066317), (38, 34245430), (71, 18328540), (76, 17122715), (95, 13698172), (139, 9362060), (142, 9164270), (190, 6849086), (278, 4681030), (284, 4582135), (347, 3750220), (355, 3665708), (380, 3424543), (556, 2340515), (694, 1875110), (695, 1872412), (710, 1832854), (1349, 964660), (1388, 937555), (1390, 936206), (1420, 916427), (1735, 750044), (2641, 492740), (2698, 482330), (2780, 468103), (3470, 375022), (5282, 246370), (5396, 241165), (6593, 197380), (6745, 192932), (6940, 187511), (9869, 131860), (10564, 123185), (13186, 98690), (13205, 98548), (13490, 96466), (19738, 65930), (24637, 52820), (26372, 49345), (26410, 49274), (26980, 48233), (32965, 39476)]