835240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 2275200

約数和(自身を除く): 1439960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 157, 190, 266, 280, 314, 380, 532, 628, 665, 760, 785, 1064, 1099, 1256, 1330, 1570, 2198, 2660, 2983, 3140, 4396, 5320, 5495, 5966, 6280, 8792, 10990, 11932, 14915, 20881, 21980, 23864, 29830, 41762, 43960, 59660, 83524, 104405, 119320, 167048, 208810, 417620, 835240]

約数ペア:

[(1, 835240), (2, 417620), (4, 208810), (5, 167048), (7, 119320), (8, 104405), (10, 83524), (14, 59660), (19, 43960), (20, 41762), (28, 29830), (35, 23864), (38, 21980), (40, 20881), (56, 14915), (70, 11932), (76, 10990), (95, 8792), (133, 6280), (140, 5966), (152, 5495), (157, 5320), (190, 4396), (266, 3140), (280, 2983), (314, 2660), (380, 2198), (532, 1570), (628, 1330), (665, 1256), (760, 1099), (785, 1064)]