1909272890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:592

約数の個数: 128

約数和(自身を含む): 4322792448

約数和(自身を除く): 2413519558

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 70, 74, 85, 103, 119, 170, 185, 206, 238, 259, 370, 421, 515, 518, 595, 629, 721, 842, 1030, 1190, 1258, 1295, 1442, 1751, 2105, 2590, 2947, 3145, 3502, 3605, 3811, 4210, 4403, 5894, 6290, 7157, 7210, 7622, 8755, 8806, 12257, 14314, 14735, 15577, 17510, 19055, 22015, 24514, 26677, 29470, 31154, 35785, 38110, 43363, 44030, 50099, 53354, 61285, 64787, 71570, 77885, 86726, 100198, 109039, 122570, 129574, 133385, 155770, 216815, 218078, 250495, 264809, 266770, 303541, 323935, 433630, 453509, 500990, 529618, 545195, 607082, 647870, 737171, 907018, 1090390, 1324045, 1474342, 1517705, 1604431, 1853663, 2267545, 2648090, 3035410, 3208862, 3685855, 3707326, 4535090, 5160197, 7371710, 8022155, 9268315, 10320394, 11231017, 16044310, 18536630, 22462034, 25800985, 27275327, 51601970, 54550654, 56155085, 112310170, 136376635, 190927289, 272753270, 381854578, 954636445, 1909272890]

約数ペア:

[(1, 1909272890), (2, 954636445), (5, 381854578), (7, 272753270), (10, 190927289), (14, 136376635), (17, 112310170), (34, 56155085), (35, 54550654), (37, 51601970), (70, 27275327), (74, 25800985), (85, 22462034), (103, 18536630), (119, 16044310), (170, 11231017), (185, 10320394), (206, 9268315), (238, 8022155), (259, 7371710), (370, 5160197), (421, 4535090), (515, 3707326), (518, 3685855), (595, 3208862), (629, 3035410), (721, 2648090), (842, 2267545), (1030, 1853663), (1190, 1604431), (1258, 1517705), (1295, 1474342), (1442, 1324045), (1751, 1090390), (2105, 907018), (2590, 737171), (2947, 647870), (3145, 607082), (3502, 545195), (3605, 529618), (3811, 500990), (4210, 453509), (4403, 433630), (5894, 323935), (6290, 303541), (7157, 266770), (7210, 264809), (7622, 250495), (8755, 218078), (8806, 216815), (12257, 155770), (14314, 133385), (14735, 129574), (15577, 122570), (17510, 109039), (19055, 100198), (22015, 86726), (24514, 77885), (26677, 71570), (29470, 64787), (31154, 61285), (35785, 53354), (38110, 50099), (43363, 44030)]