1388897320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{14657}}^1$

素因数の和:14794

約数の個数: 64

約数和(自身を含む): 3292773120

約数和(自身を除く): 1903875800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 103, 115, 184, 206, 230, 412, 460, 515, 824, 920, 1030, 2060, 2369, 4120, 4738, 9476, 11845, 14657, 18952, 23690, 29314, 47380, 58628, 73285, 94760, 117256, 146570, 293140, 337111, 586280, 674222, 1348444, 1509671, 1685555, 2696888, 3019342, 3371110, 6038684, 6742220, 7548355, 12077368, 13484440, 15096710, 30193420, 34722433, 60386840, 69444866, 138889732, 173612165, 277779464, 347224330, 694448660, 1388897320]

約数ペア:

[(1, 1388897320), (2, 694448660), (4, 347224330), (5, 277779464), (8, 173612165), (10, 138889732), (20, 69444866), (23, 60386840), (40, 34722433), (46, 30193420), (92, 15096710), (103, 13484440), (115, 12077368), (184, 7548355), (206, 6742220), (230, 6038684), (412, 3371110), (460, 3019342), (515, 2696888), (824, 1685555), (920, 1509671), (1030, 1348444), (2060, 674222), (2369, 586280), (4120, 337111), (4738, 293140), (9476, 146570), (11845, 117256), (14657, 94760), (18952, 73285), (23690, 58628), (29314, 47380)]