7905520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 22141440

約数和(自身を除く): 14235920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 743, 760, 1064, 1330, 1486, 1520, 2128, 2660, 2972, 3715, 5201, 5320, 5944, 7430, 10402, 10640, 11888, 14117, 14860, 20804, 26005, 28234, 29720, 41608, 52010, 56468, 59440, 70585, 83216, 98819, 104020, 112936, 141170, 197638, 208040, 225872, 282340, 395276, 416080, 494095, 564680, 790552, 988190, 1129360, 1581104, 1976380, 3952760, 7905520]

約数ペア:

[(1, 7905520), (2, 3952760), (4, 1976380), (5, 1581104), (7, 1129360), (8, 988190), (10, 790552), (14, 564680), (16, 494095), (19, 416080), (20, 395276), (28, 282340), (35, 225872), (38, 208040), (40, 197638), (56, 141170), (70, 112936), (76, 104020), (80, 98819), (95, 83216), (112, 70585), (133, 59440), (140, 56468), (152, 52010), (190, 41608), (266, 29720), (280, 28234), (304, 26005), (380, 20804), (532, 14860), (560, 14117), (665, 11888), (743, 10640), (760, 10402), (1064, 7430), (1330, 5944), (1486, 5320), (1520, 5201), (2128, 3715), (2660, 2972)]