10878140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 28976640

約数和(自身を除く): 18098500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 139, 140, 172, 182, 215, 260, 278, 301, 364, 430, 455, 556, 559, 602, 695, 860, 910, 973, 1118, 1204, 1390, 1505, 1807, 1820, 1946, 2236, 2780, 2795, 3010, 3614, 3892, 3913, 4865, 5590, 5977, 6020, 7228, 7826, 9035, 9730, 11180, 11954, 12649, 15652, 18070, 19460, 19565, 23908, 25298, 29885, 36140, 39130, 41839, 50596, 59770, 63245, 77701, 78260, 83678, 119540, 126490, 155402, 167356, 209195, 252980, 310804, 388505, 418390, 543907, 777010, 836780, 1087814, 1554020, 2175628, 2719535, 5439070, 10878140]

約数ペア:

[(1, 10878140), (2, 5439070), (4, 2719535), (5, 2175628), (7, 1554020), (10, 1087814), (13, 836780), (14, 777010), (20, 543907), (26, 418390), (28, 388505), (35, 310804), (43, 252980), (52, 209195), (65, 167356), (70, 155402), (86, 126490), (91, 119540), (130, 83678), (139, 78260), (140, 77701), (172, 63245), (182, 59770), (215, 50596), (260, 41839), (278, 39130), (301, 36140), (364, 29885), (430, 25298), (455, 23908), (556, 19565), (559, 19460), (602, 18070), (695, 15652), (860, 12649), (910, 11954), (973, 11180), (1118, 9730), (1204, 9035), (1390, 7826), (1505, 7228), (1807, 6020), (1820, 5977), (1946, 5590), (2236, 4865), (2780, 3913), (2795, 3892), (3010, 3614)]