7928744080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1\times {\mathrm{937}}^1$

素因数の和:1281

約数の個数: 120

約数和(自身を含む): 19542858552

約数和(自身を除く): 11614114472

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 293, 304, 361, 380, 586, 722, 760, 937, 1172, 1444, 1465, 1520, 1805, 1874, 2344, 2888, 2930, 3610, 3748, 4685, 4688, 5567, 5776, 5860, 7220, 7496, 9370, 11134, 11720, 14440, 14992, 17803, 18740, 22268, 23440, 27835, 28880, 35606, 37480, 44536, 55670, 71212, 74960, 89015, 89072, 105773, 111340, 142424, 178030, 211546, 222680, 274541, 284848, 338257, 356060, 423092, 445360, 528865, 549082, 676514, 712120, 846184, 1057730, 1098164, 1353028, 1372705, 1424240, 1691285, 1692368, 2115460, 2196328, 2706056, 2745410, 3382570, 4230920, 4392656, 5216279, 5412112, 5490820, 6765140, 8461840, 10432558, 10981640, 13530280, 20865116, 21963280, 26081395, 27060560, 41730232, 52162790, 83460464, 99109301, 104325580, 198218602, 208651160, 396437204, 417302320, 495546505, 792874408, 991093010, 1585748816, 1982186020, 3964372040, 7928744080]

約数ペア:

[(1, 7928744080), (2, 3964372040), (4, 1982186020), (5, 1585748816), (8, 991093010), (10, 792874408), (16, 495546505), (19, 417302320), (20, 396437204), (38, 208651160), (40, 198218602), (76, 104325580), (80, 99109301), (95, 83460464), (152, 52162790), (190, 41730232), (293, 27060560), (304, 26081395), (361, 21963280), (380, 20865116), (586, 13530280), (722, 10981640), (760, 10432558), (937, 8461840), (1172, 6765140), (1444, 5490820), (1465, 5412112), (1520, 5216279), (1805, 4392656), (1874, 4230920), (2344, 3382570), (2888, 2745410), (2930, 2706056), (3610, 2196328), (3748, 2115460), (4685, 1692368), (4688, 1691285), (5567, 1424240), (5776, 1372705), (5860, 1353028), (7220, 1098164), (7496, 1057730), (9370, 846184), (11134, 712120), (11720, 676514), (14440, 549082), (14992, 528865), (17803, 445360), (18740, 423092), (22268, 356060), (23440, 338257), (27835, 284848), (28880, 274541), (35606, 222680), (37480, 211546), (44536, 178030), (55670, 142424), (71212, 111340), (74960, 105773), (89015, 89072)]