12495340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 32768064

約数和(自身を除く): 20272724

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 85, 110, 130, 143, 170, 187, 220, 221, 257, 260, 286, 340, 374, 442, 514, 572, 715, 748, 884, 935, 1028, 1105, 1285, 1430, 1870, 2210, 2431, 2570, 2827, 2860, 3341, 3740, 4369, 4420, 4862, 5140, 5654, 6682, 8738, 9724, 11308, 12155, 13364, 14135, 16705, 17476, 21845, 24310, 28270, 33410, 36751, 43690, 48059, 48620, 56540, 56797, 66820, 73502, 87380, 96118, 113594, 147004, 183755, 192236, 227188, 240295, 283985, 367510, 480590, 567970, 624767, 735020, 961180, 1135940, 1249534, 2499068, 3123835, 6247670, 12495340]

約数ペア:

[(1, 12495340), (2, 6247670), (4, 3123835), (5, 2499068), (10, 1249534), (11, 1135940), (13, 961180), (17, 735020), (20, 624767), (22, 567970), (26, 480590), (34, 367510), (44, 283985), (52, 240295), (55, 227188), (65, 192236), (68, 183755), (85, 147004), (110, 113594), (130, 96118), (143, 87380), (170, 73502), (187, 66820), (220, 56797), (221, 56540), (257, 48620), (260, 48059), (286, 43690), (340, 36751), (374, 33410), (442, 28270), (514, 24310), (572, 21845), (715, 17476), (748, 16705), (884, 14135), (935, 13364), (1028, 12155), (1105, 11308), (1285, 9724), (1430, 8738), (1870, 6682), (2210, 5654), (2431, 5140), (2570, 4862), (2827, 4420), (2860, 4369), (3341, 3740)]