1320783919996

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{1307}}^1\times {\mathrm{7907}}^1$

素因数の和:9666

約数の個数: 48

約数和(自身を含む): 2345942995200

約数和(自身を除く): 1025159075204

約数列:

[1, 2, 4, 89, 178, 356, 359, 718, 1307, 1436, 2614, 5228, 7907, 15814, 31628, 31951, 63902, 116323, 127804, 232646, 465292, 469213, 703723, 938426, 1407446, 1876852, 2814892, 2838613, 5677226, 10334449, 11354452, 20668898, 41337796, 41759957, 83519914, 167039828, 252636557, 505273114, 919765961, 1010546228, 1839531922, 3679063844, 3710067191, 7420134382, 14840268764, 330195979999, 660391959998, 1320783919996]

約数ペア:

[(1, 1320783919996), (2, 660391959998), (4, 330195979999), (89, 14840268764), (178, 7420134382), (356, 3710067191), (359, 3679063844), (718, 1839531922), (1307, 1010546228), (1436, 919765961), (2614, 505273114), (5228, 252636557), (7907, 167039828), (15814, 83519914), (31628, 41759957), (31951, 41337796), (63902, 20668898), (116323, 11354452), (127804, 10334449), (232646, 5677226), (465292, 2838613), (469213, 2814892), (703723, 1876852), (938426, 1407446)]