9956380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 25347168

約数和(自身を除く): 15390788

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 197, 266, 361, 380, 394, 532, 665, 722, 788, 985, 1330, 1379, 1444, 1805, 1970, 2527, 2660, 2758, 3610, 3743, 3940, 5054, 5516, 6895, 7220, 7486, 10108, 12635, 13790, 14972, 18715, 25270, 26201, 27580, 37430, 50540, 52402, 71117, 74860, 104804, 131005, 142234, 262010, 284468, 355585, 497819, 524020, 711170, 995638, 1422340, 1991276, 2489095, 4978190, 9956380]

約数ペア:

[(1, 9956380), (2, 4978190), (4, 2489095), (5, 1991276), (7, 1422340), (10, 995638), (14, 711170), (19, 524020), (20, 497819), (28, 355585), (35, 284468), (38, 262010), (70, 142234), (76, 131005), (95, 104804), (133, 74860), (140, 71117), (190, 52402), (197, 50540), (266, 37430), (361, 27580), (380, 26201), (394, 25270), (532, 18715), (665, 14972), (722, 13790), (788, 12635), (985, 10108), (1330, 7486), (1379, 7220), (1444, 6895), (1805, 5516), (1970, 5054), (2527, 3940), (2660, 3743), (2758, 3610)]