31091060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1593

約数の個数: 96

約数和(自身を含む): 87720192

約数和(自身を除く): 56629132

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1553, 1820, 2002, 2860, 3106, 4004, 5005, 6212, 7765, 10010, 10871, 15530, 17083, 20020, 20189, 21742, 31060, 34166, 40378, 43484, 54355, 68332, 80756, 85415, 100945, 108710, 119581, 141323, 170830, 201890, 217420, 222079, 239162, 282646, 341660, 403780, 444158, 478324, 565292, 597905, 706615, 888316, 1110395, 1195810, 1413230, 1554553, 2220790, 2391620, 2826460, 3109106, 4441580, 6218212, 7772765, 15545530, 31091060]

約数ペア:

[(1, 31091060), (2, 15545530), (4, 7772765), (5, 6218212), (7, 4441580), (10, 3109106), (11, 2826460), (13, 2391620), (14, 2220790), (20, 1554553), (22, 1413230), (26, 1195810), (28, 1110395), (35, 888316), (44, 706615), (52, 597905), (55, 565292), (65, 478324), (70, 444158), (77, 403780), (91, 341660), (110, 282646), (130, 239162), (140, 222079), (143, 217420), (154, 201890), (182, 170830), (220, 141323), (260, 119581), (286, 108710), (308, 100945), (364, 85415), (385, 80756), (455, 68332), (572, 54355), (715, 43484), (770, 40378), (910, 34166), (1001, 31060), (1430, 21742), (1540, 20189), (1553, 20020), (1820, 17083), (2002, 15530), (2860, 10871), (3106, 10010), (4004, 7765), (5005, 6212)]