788396420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{331259}}^1$

素因数の和:331292

約数の個数: 48

約数和(自身を含む): 2003460480

約数和(自身を除く): 1215064060

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 331259, 662518, 1325036, 1656295, 2318813, 3312590, 4637626, 5631403, 6625180, 9275252, 11262806, 11594065, 22525612, 23188130, 28157015, 39419821, 46376260, 56314030, 78839642, 112628060, 157679284, 197099105, 394198210, 788396420]

約数ペア:

[(1, 788396420), (2, 394198210), (4, 197099105), (5, 157679284), (7, 112628060), (10, 78839642), (14, 56314030), (17, 46376260), (20, 39419821), (28, 28157015), (34, 23188130), (35, 22525612), (68, 11594065), (70, 11262806), (85, 9275252), (119, 6625180), (140, 5631403), (170, 4637626), (238, 3312590), (340, 2318813), (476, 1656295), (595, 1325036), (1190, 662518), (2380, 331259)]