7904260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 21111552

約数和(自身を除く): 13207292

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 101, 130, 140, 172, 182, 202, 215, 260, 301, 364, 404, 430, 455, 505, 559, 602, 707, 860, 910, 1010, 1118, 1204, 1313, 1414, 1505, 1820, 2020, 2236, 2626, 2795, 2828, 3010, 3535, 3913, 4343, 5252, 5590, 6020, 6565, 7070, 7826, 8686, 9191, 11180, 13130, 14140, 15652, 17372, 18382, 19565, 21715, 26260, 30401, 36764, 39130, 43430, 45955, 56459, 60802, 78260, 86860, 91910, 112918, 121604, 152005, 183820, 225836, 282295, 304010, 395213, 564590, 608020, 790426, 1129180, 1580852, 1976065, 3952130, 7904260]

約数ペア:

[(1, 7904260), (2, 3952130), (4, 1976065), (5, 1580852), (7, 1129180), (10, 790426), (13, 608020), (14, 564590), (20, 395213), (26, 304010), (28, 282295), (35, 225836), (43, 183820), (52, 152005), (65, 121604), (70, 112918), (86, 91910), (91, 86860), (101, 78260), (130, 60802), (140, 56459), (172, 45955), (182, 43430), (202, 39130), (215, 36764), (260, 30401), (301, 26260), (364, 21715), (404, 19565), (430, 18382), (455, 17372), (505, 15652), (559, 14140), (602, 13130), (707, 11180), (860, 9191), (910, 8686), (1010, 7826), (1118, 7070), (1204, 6565), (1313, 6020), (1414, 5590), (1505, 5252), (1820, 4343), (2020, 3913), (2236, 3535), (2626, 3010), (2795, 2828)]