2008687870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{823}}^1$

素因数の和:1154

約数の個数: 96

約数和(自身を含む): 4473983808

約数和(自身を除く): 2465295938

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 293, 490, 586, 595, 823, 833, 1190, 1465, 1646, 1666, 2051, 2930, 4102, 4115, 4165, 4981, 5761, 8230, 8330, 9962, 10255, 11522, 13991, 14357, 20510, 24905, 27982, 28714, 28805, 34867, 40327, 49810, 57610, 69734, 69955, 71785, 80654, 97937, 139910, 143570, 174335, 195874, 201635, 241139, 244069, 348670, 403270, 482278, 488138, 489685, 685559, 979370, 1205695, 1220345, 1371118, 1687973, 2411390, 2440690, 3375946, 3427795, 4099363, 6855590, 8198726, 8439865, 11815811, 16879730, 20496815, 23631622, 28695541, 40993630, 57391082, 59079055, 118158110, 143477705, 200868787, 286955410, 401737574, 1004343935, 2008687870]

約数ペア:

[(1, 2008687870), (2, 1004343935), (5, 401737574), (7, 286955410), (10, 200868787), (14, 143477705), (17, 118158110), (34, 59079055), (35, 57391082), (49, 40993630), (70, 28695541), (85, 23631622), (98, 20496815), (119, 16879730), (170, 11815811), (238, 8439865), (245, 8198726), (293, 6855590), (490, 4099363), (586, 3427795), (595, 3375946), (823, 2440690), (833, 2411390), (1190, 1687973), (1465, 1371118), (1646, 1220345), (1666, 1205695), (2051, 979370), (2930, 685559), (4102, 489685), (4115, 488138), (4165, 482278), (4981, 403270), (5761, 348670), (8230, 244069), (8330, 241139), (9962, 201635), (10255, 195874), (11522, 174335), (13991, 143570), (14357, 139910), (20510, 97937), (24905, 80654), (27982, 71785), (28714, 69955), (28805, 69734), (34867, 57610), (40327, 49810)]