1036221980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 2198745696

約数和(自身を除く): 1162523716

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 331, 628, 662, 785, 997, 1324, 1570, 1655, 1994, 3140, 3310, 3988, 4985, 6620, 9970, 19940, 51967, 103934, 156529, 207868, 259835, 313058, 330007, 519670, 626116, 660014, 782645, 1039340, 1320028, 1565290, 1650035, 3130580, 3300070, 6600140, 51811099, 103622198, 207244396, 259055495, 518110990, 1036221980]

約数ペア:

[(1, 1036221980), (2, 518110990), (4, 259055495), (5, 207244396), (10, 103622198), (20, 51811099), (157, 6600140), (314, 3300070), (331, 3130580), (628, 1650035), (662, 1565290), (785, 1320028), (997, 1039340), (1324, 782645), (1570, 660014), (1655, 626116), (1994, 519670), (3140, 330007), (3310, 313058), (3988, 259835), (4985, 207868), (6620, 156529), (9970, 103934), (19940, 51967)]