8764801460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{27823}}^1$

素因数の和:28680

約数の個数: 48

約数和(自身を含む): 19398892800

約数和(自身を除く): 10634091340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 829, 1658, 3316, 4145, 8290, 15751, 16580, 27823, 31502, 55646, 63004, 78755, 111292, 139115, 157510, 278230, 315020, 528637, 556460, 1057274, 2114548, 2643185, 5286370, 10572740, 23065267, 46130534, 92261068, 115326335, 230652670, 438240073, 461305340, 876480146, 1752960292, 2191200365, 4382400730, 8764801460]

約数ペア:

[(1, 8764801460), (2, 4382400730), (4, 2191200365), (5, 1752960292), (10, 876480146), (19, 461305340), (20, 438240073), (38, 230652670), (76, 115326335), (95, 92261068), (190, 46130534), (380, 23065267), (829, 10572740), (1658, 5286370), (3316, 2643185), (4145, 2114548), (8290, 1057274), (15751, 556460), (16580, 528637), (27823, 315020), (31502, 278230), (55646, 157510), (63004, 139115), (78755, 111292)]