2137492760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{10567}}^1$

素因数の和:10980

約数の個数: 64

約数和(自身を含む): 5193115200

約数和(自身を除く): 3055622440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 389, 520, 778, 1556, 1945, 3112, 3890, 5057, 7780, 10114, 10567, 15560, 20228, 21134, 25285, 40456, 42268, 50570, 52835, 84536, 101140, 105670, 137371, 202280, 211340, 274742, 422680, 549484, 686855, 1098968, 1373710, 2747420, 4110563, 5494840, 8221126, 16442252, 20552815, 32884504, 41105630, 53437319, 82211260, 106874638, 164422520, 213749276, 267186595, 427498552, 534373190, 1068746380, 2137492760]

約数ペア:

[(1, 2137492760), (2, 1068746380), (4, 534373190), (5, 427498552), (8, 267186595), (10, 213749276), (13, 164422520), (20, 106874638), (26, 82211260), (40, 53437319), (52, 41105630), (65, 32884504), (104, 20552815), (130, 16442252), (260, 8221126), (389, 5494840), (520, 4110563), (778, 2747420), (1556, 1373710), (1945, 1098968), (3112, 686855), (3890, 549484), (5057, 422680), (7780, 274742), (10114, 211340), (10567, 202280), (15560, 137371), (20228, 105670), (21134, 101140), (25285, 84536), (40456, 52835), (42268, 50570)]