2012769940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{9613}}^1$

素因数の和:9689

約数の個数: 72

約数和(自身を含む): 4615296840

約数和(自身を除く): 2602526900

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 361, 380, 551, 580, 722, 1102, 1444, 1805, 2204, 2755, 3610, 5510, 7220, 9613, 10469, 11020, 19226, 20938, 38452, 41876, 48065, 52345, 96130, 104690, 182647, 192260, 209380, 278777, 365294, 557554, 730588, 913235, 1115108, 1393885, 1826470, 2787770, 3470293, 3652940, 5296763, 5575540, 6940586, 10593526, 13881172, 17351465, 21187052, 26483815, 34702930, 52967630, 69405860, 100638497, 105935260, 201276994, 402553988, 503192485, 1006384970, 2012769940]

約数ペア:

[(1, 2012769940), (2, 1006384970), (4, 503192485), (5, 402553988), (10, 201276994), (19, 105935260), (20, 100638497), (29, 69405860), (38, 52967630), (58, 34702930), (76, 26483815), (95, 21187052), (116, 17351465), (145, 13881172), (190, 10593526), (290, 6940586), (361, 5575540), (380, 5296763), (551, 3652940), (580, 3470293), (722, 2787770), (1102, 1826470), (1444, 1393885), (1805, 1115108), (2204, 913235), (2755, 730588), (3610, 557554), (5510, 365294), (7220, 278777), (9613, 209380), (10469, 192260), (11020, 182647), (19226, 104690), (20938, 96130), (38452, 52345), (41876, 48065)]